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2 1 文法 194 place ) we have The famous amusement park is a place wanted to visit for a long time. which 2 why 3 in which ④ where(駒澤大〉

英語の問題です。 できれば解き方も教えて欲しいです

(2) She listened attentively to her teacher ( the in no order to 2 in order not to (3) I carried the jar of honey very carefully ( ) miss anything. 私たちの目は、ま 1 ( )に入る最も適切な語句を ① ~ ④から選びなさい。 (2) (1) It is no ( ) arguing with people when they are very upset. 4 way (3 use The wonder 2 doubt (京都女子大) 3 in order to none ) spill it on the floor. ④so not in order to (共立女子大) divibe 3 so that 4 so as not to (畿央大) 3 be found 4 have found (駒澤大) ①in order to 2 instead of The (4) My watch wasn't to ( ) anywhere. I find had 2 finding (5) ( your 1 Keeping 4 You should keep antivirus software updated can maintain your computer's security. 3 In order to keep 2 Keep (6) The end-of-term test questions were reasonable and easy ( They scores. I be solved 2 to solve 3 solved (7) Both women became successful lawyers before ( 1 enter to ) politics. 3 entering now noilgga 195/mulov 2 entered into Tho (169but (8) I went to his house for help, ) find that he was not there. am) dhia so that 1 before (9) I'm looking forward to (i) all of you in person. (1) see 5) (10) Jill didn't have ( ①1 enough (11)( 2 saw ). All of the students got good (芝浦工業大) 4 having solved (東海大) ④ entrance ( 同志社女子大) ④only to y in person. 01, exil voy bluow ytivit ③ seeing ) time to check my homework, so I asked Kevin instead. 2 many ③ such ) that she had passed the exam, she shouted with joy. ①On hearing (12) Naomi likes ( 2 Upon heard 3 When heard ) to the same song again and again until she gets sick of it. 4 seen (南山大) ④plenty ( 日本女子大 ) ④With hearing (松山大) I listen 2 listening 3 listened Sie bo to listening BAW (13) There is ) what he will do. (立命館大) s an ①no telling (14) Little by little, I'm getting accustomed to ( 1 do (15) The news of free entrance tickets sounded ( 2 no to tell 3 not telling ④ not to tell 2 doing ) my job at the cafe. 3 be done (高千穂大) ④have done 1 as 2 so ) good to be true, but it was true. 3 too ④very (中京大) (16) I find (c ) hard to understand why they have made this decision. ①it 2 so C 3 that hitaq ④very (日本大)

一次不等式の問題(2)です。 (a+2)x<4がx<4になるようにするんですけどどうして毎回場合分けしないといけないんですか。この場合だったら場合分けしたくてもすぐにa=-1って出て他の値は当てはまらないってすぐわかると思いました

重要 例題 38 文字係数の1次不等式 (1) 不等式a(x+1) >x+α を解け。 ただし, αは定数とする。 000 (2) 不等式 ax<4-2x<2x の解が1<x<4であるとき, 定数αの値を漁 (2)類駒澤大] 基 基本34人 個す 指針 文字を含む1次不等式 (Ax > B, Ax <B など) を解くときは,次のことに注意数と A=0のときは、両辺をAで割ることができない。 AK0 のときは, 両辺を4で割ると不等号の向きが変わる。いうと指 (1) (a-1)x>a (a-1) と変形し, a-1>0, a1=0,α-1<0の各場合に分けて (2)ax<4-2x<2xは連立不等式 ax<4-2x 4-2x<2x と同じ意味。 まず,Bを解く。 その解と A の解の共通範囲が1<x<4となることが条件。 文字係数の不等式 割る数の符号に注意 0で割るのはタ CHART (a-1)x>a(a-1) [1] α-1>0 すなわちα>1のとき ① x>a まず, AxBO ①の両辺を で割る。 不等号の 0 > 0 は成り立たな 負の数で割ると の向きが変わる。 (1) 与式から 解答 [2] α-1=0 すなわち α=1のとき これを満たすxの値はない。 ①は 0x0 変わらない [3] α-1 <0 すなわち α <1のとき a>1のとき x>a, x<a よって a<1のとき a=1のとき 解はない, x<a 検討 (2) 4-2x<2x から -4x <-4 A=0のときの不 よって x>1 ゆえに,解が1< x < 4 となるための条件は, Ax>Bの解 ax <4-2x ...... ①から (a+2)x <4 ...... ① の解が x<4となることである。 [1] α+2>0 すなわち α> - 2 のとき,②から ② よって =0のとき、不等 0.x>B B0 なら 解はない なら解はすべ 4 x< よって a+2 4 a+2 =4 [I] 実数 ゆえに 4=4(a+2) よって a=-1 両辺に α+2 (≠0) これはα>-2を満たす。不 けて解く。 [2] α+2=0 すなわち α=-2 のとき,②は 0·x <4 よって、解はすべての実数となり、条件は満たされな 04は常に成り立 [3] α+2<0 すなわち α <-2 のとき,②から ら,解はすべての 4 a+2 このとき条件は満たされない。 x<4と不等号の [1]~[3] から a=-1 違う。 練習 (1) 不等式ax>x+a2+α-2を解け。 ただし, αは定数とする。 ④ 38 (2) 不等式

数１の一次不等式の問題⑴です。a-1じゃなくてaで考えてないのはなぜですか？aで考えてもいけますか？

重要 例題 38 文字係数の1次不等式 (1) 不等式a(x+1)>x+αを解け。 ただし, αは定数とする。 0000 (2) 不等式 ax<4-2x<2xの解が1<x<4であるとき, 定数αの値を求めよ。 [(2) 類 駒澤大] 基本 34 重要 指針 文字を含む1次不等式(Ax> B, Ax<B など)を解くときは,次のことに注意。 ・A=0のときは,両辺を4で割ることができない。 一般に、「0」で割る」 •A0 のときは、両辺を4で割ると不等号の向きが変わる。いうことは考えない (1) (a-1)x>a(a-1) と変形し, a-1>0, a-1=0, a-1<0の各場合に分けて ax<4-2x ...... A (2) ax<4-2x<2x は連立不等式 と同じ意味。 4-2x<2x B まず,Bを解く。 その解とAの解の共通範囲が1<x<4となることが条件。 CHART 文字係数の不等式 割る数の符号に注意 0で割るのはダメ (1) 与式から (a-1)x>a(a-1 ...... ①まず, Ax>Bの形に [1] α-1>0 すなわちα>1のとき x>a 解答 [2] α-1=0 すなわち α=1のとき これを満たすxの値はない。 [3] α-1 <0 すなわち α <1のとき 「α>1のとき x>a, よって (2) 4-2r a=1のとき 解はない, a<1のとき x <a ①は 0.x>0 sl>S ① x<a>x ①の両辺をα-1 (>0 で割る。 不等号の向 変わらない。 <0> 0 は成り立たない 負の数で割ると、不 の向きが変わる。 検討チ

1単語1単語品詞分解＋動名詞あるいは不定詞が出てきた時にそれは名詞・形容詞・副詞的用法のどれなのかも教えてくださいください！

135 In many ways, riding a motorcycle is quite different from ( to drive a car 3 driving a car JETLY 2 you drive a car when driving a car 136 My mother complains of ( ) too lazy. 2 I being 3 me to be my being live and wo 9014 ). <東海大 > いつつもり 137 I (am / been / part / this / of / having / proud of) team. are proud of having been part of this 138 I am ashamed ( ①not of having been 3 of having not been Point 046 北海学園大 ) kind to the old woman on the train. skeco 2 of having been not ④of not having been 139 (a) It is useless to try to overtake them. <日本大〉 〈日本女子大 〉 to overtake them. 〈神戸松蔭女子学院大〉 (b) It is (no) use (frying) to overtake them. 654 140 (a) It is no use discussing this matter with them. of jon ) in discussing this matter with them. stiloqmimDIOT (b) There is ( ①no point 2 no problem 3 no difference no more <> 41 彼を待ってもむだなようだ。 tu 10) se of EET There (in/be/ appears / sense/to/no) waiting for him. appears to be no sense in ASE 027円 〈近畿大>

答え合っていますか？ また空欄が分かりません！！ 教えてください！！😭🙏✨✨

157 ① can Section 14 should / ought to Once you make a promise, you ( ) keep it. ② may ③ should ④ will 「……すべきだ」という 弱い義務 助言 表す助動詞は? 62 My whe Try! If you did something wrong, you ( ) for that. 「約束を守るべきだ」と いう意味にするには? ① n Try! Wh 3 ① apologize ③ should apologize ② can apologize ④ might have apologized kee ① Sec 158 ) to eat less salt and 動詞はどれか? 空所のあとのtoに注 目。to不定詞が続く <助動 過 <助 There ( 2 ) to be more parking lots in the center of the city. ④ must ① should ②ought (3) can Try! If you are worried about your health, you (4 159 walk more. ① had ② would ③ should ④ ought You (4) noisy in the library. ① not should be ③ ought to not be ② should be not ④ ought not to be Try! 小さい子どもは夜遅くまで起きているべきではない。 Small children (not / ought / stay / to / until / up) late at night. 並べかえ 「･･･すべきだ」という 〈弱い義務 助言を 表すには? 63 H ought to の否定 は? E Try!) not の位置に注意しょ う Section 15 過去の習慣・状態 19 64 1 160 My son (3 ① had to ③ used to ) like playing baseball, but now he only plays soccer. ② is used to ④ has used to Try! 1. It's really hot today! The summer in Japan ( ) ( less hot in my childhood. ) be 適語補充 T100 「(以前は).. 「だった」という(過去 の状態> を表すには? 現在はそうではないこと を表すには? Try! 2. There ( ① got 2 ) to be a restaurant around here some years ago. ② used ③ comes ④ went 165 (駒澤大) 161 My uncle ( T100 「(以前は) よく doesn't. ) drink sake a lot when he was young, but now he ① used to ② ought to ③ is going to ④ has to Try! 1. 以前、ケンはよく道に迷ったが,今はスマートフォンで行き方を見つけられる。 Ken (Used) to get lost a lot, but now he can find his way with his smartphone. 2. When I was a child, my father ( 4 ) me fairy tales. ① was used to tell ③ used to be telling ② used to be told ④ used to tell (東洋大) •••した」 という 〈過去 の習慣的動作)を表 すには? Tr 選択肢が表す意味を考 えよう

⑶でイ:I could have won it.を選んではダメな理由を教えてください🙇

are you (3) A: Didn't you win the match? I is the home 〈 駒澤大 〉 B: Yes. ( ) 日 ア It was cancelled. イ I could have won it. It wasn't easy, but I was able to. I It ended in a draw. (4) A: Which of these children is yours? 〈東海大> B:( ア The little イ The little one ウ That 19221 1

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Section 14 should/ought to Once you make a promise, you ( 157 1 can ) keep it. 2 may 3 should 4 will 「…すべきだ」と 弱い 務・助 表す動詞は 162 2 can apologize 3 can Try! If you are worried about your health, you ( walk more. had 2 would 3 should 4 ought Try! If you did something wrong, you ( Dapologize 3 should apologize 4might have apologized ) to be more parking lots in the center of the city. 58 There ( ①should 2 ought 弱い義務 表すには? 4 must ) to eat less salt and 空所のあとの 目。to不定詞が 動詞はどれか? ) for that. 「約束を守るべきだ いう意味にするには My brother and I ( when we were children. 1 may 2 shall ) often go fishing in the nearby river 03 ME 「(以前は) よく・・・ 「ものだ」という の習慣〉 を表す は? 3 should 2 will often 3 would often ④always Try! When I was a child, my mother ( keep is a secret!" I will ) say, "The only thing you can't Section 16 推量確信を表す〈助動詞+ have+過去分詞》 <助動詞 + have + 過去分詞〉 の問題のポイント 過去の事柄への推量や確信などを述べる表現。 <助動詞+ have + 過去分詞> の助動詞ごとの意味を覚えておく。 often に注目 4 would (西南学院大) dard not の位置に注意しょ は? ought to 否定 163 Henry went to bed as soon as he came back home last night. He must (ith) ( ) very tired. 補充 T100 - 「ない」と を表すに last nigh ても疲れ う ない」を 159 You ( ) noisy in the library. Dnot should be 2 should be not 3 ought to not be 4 ought not to be bl Try! 小さい子どもは夜遅くまで起きているべきではない。 並べかえ Small children (not/ought/stay/to/ until/up) late at night. Try! 1.携帯電話がカバンのどこにもない。 電車の中に置いてきたに違いない。 I can't find my cell phone anywhere in my bag. I had to leave it behind on the train. ( ) ) have bought the book, but I don't remember where I have 2.1 ( put it. 1 cannot 2 should not 3 may not 4 must ( 九州産業大) less hot in my childhood. 2. There ( 1 got 2 used Section 15% 過去の習慣状態 160 My son ( I had to Try! 1. It's really hot today! The summer in Japan ( ) ( ) to be a restaurant around here some years ago. 3 comes 4 went 64 His grandfather is very old and can't hear well. He ( ) our ... とい talk. もの NJ ) like playing baseball, but now he only plays soccer. 3 used to 4 has used to 2 is used to T100 (以前は)- 「だった」という過去 1 can have heard 2 must have heard を の状態を表すには? 3 cannot have heard 4 should no ) be 現在はそうではないこと を表すには? |適語補充 Try! I don't believe it; he ( 1 may 2 will 3 cannot ) have said so. ④never (四天王寺大 ) 165 He ( bluorta &/JR Jeri-C ) me last night, but I'm not sure. I was deep asleep. (駒澤大) I might visit 2 would visit 161 My uncle ( doesn't. ) drink sake a lot when he was young, but now he T100 「(以前はよく 3 had to visit 4 might have visited ･･･した」 という 過去 習慣的動作)を表 すには? Try! I don't feel well. I might ( ) a cold. I used to ought to 3 is going to 4 has to I be caught 2 been caught 選択肢が表す意味を考 えよう Ken ( Try! 1. 以前, ケンはよく道に迷ったが, 今はスマートフォンで行き方を見つけられる。 smartphone. ) to get lost a lot, but now he can find his way with his 2. When I was a child, my father ( I was used to tell 3 used to be telling ) me fairy tales. 2 used to be told 4 used to tell (東洋大) 3 have been caught 4 have caught (近畿大) |66 Mr. Norton gave us the homework ten days ago. You should ( 1 finish ) it by now. 2 have finished 3 finishing 4 can finish

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14 Section 14 should / ought to Once you make a promise, you ( 57 ① can ② may ③ should ) keep it. ④ will Try! If you did something wrong, you ( ) for that. Dapologize ② can apologize ③ should apologize ④ might have apologized 158 There ( ① should 3 can ④ must ) to be more parking lots in the center of the city. ② ought Try! If you are worried about your health, you ( 「・・・すべきだ」と <弱い義務・助置 表す助動詞は? 「約束を守るべきだ」 いう意味にするには? 62 62 My1 whe ① n Try! Wh kee ① 「･･･すべきだ」という <弱い義務 表すには? Sec ) to eat less salt and 空所のあとのto <助動 目。to不定詞が 過 動詞はどれか? <助 walk more. ① had ② would ③ should ④ ought 159 You ( ① not should be ) noisy in the library. ② should be not ③ ought to not be ④ ought not to be gobl Try! 小さい子どもは夜遅くまで起きているべきではない。 Small children (not / ought / stay/to/ until / up) late at night. Section 15 過去の習慣・状態 並べかえ ought to 163 H は? E not の位置に注意しょ う (Try! 64 160 My son ( ) like playing baseball, but now he only plays soccer. ② is used to ③ used to ④ has used to loo T100 「(以前は) 「だった」という過去 の状態> を表すには? ) ( ) be 現在はそうではないこと を表すには? Try! mid of 補充 ① had to Try! 1. It's really hot today! The summer in Japan ( less hot in my childhood. 2. There ( ① got 161 My uncle ( doesn't. ① used to ) to be a restaurant around here some years ago. comes 4 went ② used (駒澤大) ) drink sake a lot when he was young, but now he ought to 3 is going to 4 has to hart Try! 1.以前, ケンはよく道に迷ったが,今はスマートフォンで行き方を見つけられる。 Ken ( smartphone. ) to get lost a lot, but now he can find his way with his 2. When I was a child, my father ( ① was used to tell ) me fairy tales. ② used to be told ③ used to be telling ④ used to tell (東洋大) T100 (以前は) よく 165 ･･･した」 という過去 習慣的動作)を表 すには? Tr 選択肢が表す意味を えよう 16

a＝2またはb＝3、a＝ー2またはb=1と出ていて 求める組が(a,b)=(2,3),(-2,1)ではなく、(2,1),(-2,3) なのはなぜですか 解説よろしくお願いします🙇

EX ③ 40 xの多項式P(x)=ax+bx+abx²-(a+3b-4)x-(3α-2)がx2-1で割り切れるような定数 a,bの値の組を求めよ。 また, 求めたα, bの値の組に対し, P(x) を実数の範囲で因数分解せよ。 P(x) がx2-1で割り切れるための条件は P(1) = 0 かつ P(-1)=0 P(1) a+b+ab-(a+3b-4)-(3a-2)-ab-3a-2b+6 =α(b-3)-2(6-3)=(a-2) (6-3) P(-1)=a-b+ab+(a+3b-4)-(3a-2)=ab-a+2b-2 =α(b-1)+2(6-1)=(a+2) (6-1) [類 駒澤大〕 ←x²-1=(x+1)(x-1) ←P(1)=0,P(-1)=0 すなわち, 連立方程式 ab-3a-26+6=0, ab-a+2b-2=0 を解いてもよい。 P(1) = 0 から (a-2)(b-3)=0 よって a=2 または b=3 P(-1) = 0 から (a+2)(6-1)=0 ゆえに よって, 求める組 (α, b) は a = -2 または 6=1 (a, b) = (2,1)のとき P(1)=P(-1)= 0 であるから OS 2-52-31 (a, b)=(2, 1), (-2, 3) P(x)=2x4+x3+2x²-x-4 P(x)=(x+1)(x-1)(2x²+x+4) A-x)}= (a, b)=(-2,3) のとき P(x)=-2x+3x3-6x2-3x+8 J A B 2 1 2 -1 -4| 3 2 54 23 5 4 0 -2-1-4 214 0 -2 3-6-3 -21-5 P(1)=P(-1)=0 であるから -2 1-5-8 P(x)=(x+1)(x-1) (-2x2+3x-8) ...... BTA 2-3 8 =(x+1)(x-1)(2x-3x+8) |-23-8 [__][i のとき, 0-1- 0