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English Junior High

本日、投稿し直します! 今日こそ、これを教えてくれる人、来て~!(ガチでへるぷみー)

【7】 次の英文の空所に入る適切な単語 (前置詞) を書きなさい。 Most of us are interested ( ) science. He is very good ( at ) speaking English. Suma is famous ( ) its beautiful beach. Wine is made ( The top of the mountain is covered He is looking forward ( We were much surprised ( I got a letter written ( Please take ( (1) (2) (3) (4) (5) 次は、 前置詞の穴埋め問題 ・・・ 覚えた連語や文法が役立ちます (6) (7) (8) (9) ) grapes. (10) The basket is full ( (11) They don't work ( (12) These shoes are too big ( (13) I can swim fastest ( (14) Tom read books about Japanese (15) I usually drink coffee ( (16) This desk is made ( (17) Ken is very fond ( (18) Yuki takes care ( (19) My mother was born ( (20) Don't be late ( (21) How ( (22) Arisa took part ( (23) It is difficult ( (24) Why were you absent ( ( (25) I have lived in Nagoya (26) His name was known ( (27) Thank you very much ( (28) Have you ever been ( (29) February is ( (30) Tuesday comes ( (31) ( ) seeing ) English. ) your shoes when you enter a house in Japan. ) beautiful flowers. ) Sundays. ) ) snow. you. ) the news. ) me. ) all the boys. history ( ) sugar. ) wood. ) listening to rock music. ) this cat. ) school. ) taking a walk around here ? ) morning till night. ) January 28th, 1975. ) the festival last year. me to get up early. ) school yesterday? ) a long time. I must finish this English homework ( ) everyone. ) inviting me to the party. ) Singapore ? ) January and March. ) Monday. ) next Monday.

Waiting Answers: 1
Mathematics Senior High

130. このような具体例(図を書いてみる等)で規則性を考えて解く問題において、どういう感じで記述するのがいいのでしょうか??

582 ①① 基本例題 130 図形と漸化式 (1) ・・・ 領域の個数 平面上に,どの3本の直線も1点を共有しない, n本の直線がある。 次の場合、 平面が直線によって分けられる領域の個数をnで表せ。 (1) どの2本の直線も平行でないとき。 (2) (2) 本の直線の中に, 2本だけ平行なものがあるとき。 指針 (1) n3の場合について,図をかいて考えてみよう。 ヨコ 解答 an (1) n本の直線で平面が α 個の領域に分けられているとする。 (n+1) 本目の直線を引くと,その直線は他のn本の直線で (n+1) 個の線分または半直線に分けられ、 領域は (n+1) 個 だけ増加する。 ゆえに An+1=An+n+1 ¿+(T+5√]$¬1+ よって an+1-an=n+1 また a₁=2 数列{an}の階差数列の一般項はn+1であるから, n ≧2の とき これはn=1のときも成り立つ。 201 ゆえに, 求める領域の個数は __n²+n+2 2 (図のD1~D』)であるが,ここで直線ls を引くと,ls は 42=4 l1,l2 と2点で交わり、この2つの交点で ls は3個の線分また は半直線に分けられ, 領域は3個 (図のDs, Ds, D7) 増加する。 よって as=az+3 2.2-0 PARTY 同様に, n番目と(n+1) 番目の関係に注目して考える。 n本の直線によって α 個の領域に分けられているとき, (n+1) 本目の直線を引くと 域は何個増えるかを考え, 漸化式を作る。 2-14 (2) (n-1) 本の直線が (1) の条件を満たすとき, n本目の直線はどれか1本と平行になる から (n-2) 個の点で交わり, (n-1) 個の領域が加わる。 n-1 an=2+Σ(k+1)=- k=1 n²+n+2 2 (2) 平行な2直線のうちの1本をeとすると,l を除く (n-1) 本は (1) の条件を満たすから,この (n-1) 本の直線で分けら れる領域の個数は (1) から (8+.0) an-1 更に,直線ℓを引くと,ℓはこれと平行な1本の直線以外の 個の点で交わり の領域が増え よって、求める領域の個数は an-1+(n-1)=- (n−1)²+(n−1)+2 2 n²+n 2 +(n-1)=- n=3 Ilz D₂ [類 滋賀大] D3 Do D [=8+₁0 D₁ k=1 Σ(k+1)="Ek+ Z1 =(n−1)n+n-1 D2 a3=7 人 一 (n+1) 番目の直線は n本 その直線のどれとも平行でな いから,交点はn個。 (1) の結果を利用。 l DA αn-1 は, (1) の annの 代わりにn-1 とおく。 e

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English Senior High

英語の選択問題を解いてみたのですが、自信が無いのでどなたか教えてくださると嬉しいです。 特に[1]と[2]が分かりません。

[1] Hello, everyone. Today, I want to ( you had ( C ) sleep last night? Let's say, more than seven hours? Today's (d ) is going to (e effects of lack of sleep. 1. among 6. introduction A a 2. depend 7. many b a 2 a ) a common problem ( b ) university students, lack of sleep. How many of ) on the causes and 5 [2] Finishing your assignments, preparing for exams, partying, or checking your smartphone these are the common (a ) why students stay up late. I understand that these are important ( b ) of university life. But today, I want to (c ) you that sleep actually ( d ). We need enough sleep because sleep deprivation can (e ) seriously negative impacts on our health. 1. ask 6. matters 2. become 7. parts b 3. discuss 8. presentation 4 C 3. cause 8. questions C 4. enough 9. talk 4 C 4. convince 9. reasons 5. focus 10. to d 8 d [3] First, lack of sleep (a ) affects your physical health. Research has shown that sleep deprivation can impact the immune ( b ). Consequently, to fight infections becomes more difficult, and we become more likely to get sick after being exposed to a ( C ). Moreover, if you regularly follow a poor sleeping schedule, your risk of developing serious (d) conditions increases ( e ), such as obesity, heart disease, and diabetes. 1. medical 2. negatively 3. significantly 4. system b d 5. just 10. situations. 4 e 5. virus e 3 e 3

Solved Answers: 1
English Senior High

Aの1,2,3はこれで合ってますか? 間違えていたら教えて下さい🙇‍♀️

2 Grammar Future with will, may, and might) 4.23 You can use will to give facts or predictions about the future. adol Looking ahead UNIT 12 Extra practice p. 151 To show you are not 100% sure about the future, you can use may and might. I'll be 65 in June. It'll be expensive to travel around Europe. The baby will keep us busy! It won't be easy to find a job. I'll = / will won't = will not I may go on for a master's degree. I might not be able to afford it. You can also use will with expressions like I guess, I think, maybe, and probably. We'll probably take some time off from work. Maybe we'll move to Arizona. Avoid will to talk about plans or decisions already made. Use the present continuous or be going to. I'm going to Europe next year. I'm going to visit Paris. (NOT I will go to Europe next year. I will visit Paris.) Common errors A Circle the correct options in the conversations below. Compare and practice in groups of three. 1. A What are you going to do at the end of this course? B. I'm not sure. I guess I take /I'll take another course. C I don't know. I'm going to / I may travel abroad with my brother. He thinks his classes might / can finish early this year, so we might / will be able to go in May. Don't use can for predictions. Use may or might. I may go away for vacation. (NOT I can go away for vacation.) 2. A Are your friends going away for vacation next summer? B Well, they're all going to do / will all do different things. One friend is going / will go to Istanbul. I'd love to go, too, but I don't know. I won't / I might not be able to afford it. C Four of my friends will / may be 21, so we're having have a big party. It's going to be fun. 3. A Are you going to look for a new job next year? B Actually, I just got a new job. I'll / I'm going to work for the local newspaper. How about you? C I don't know. I think I'm studying / I'll study for a certificate in nutrition. I mean, I'll / I may probably go back to school because I'm pretty sure I won't / might not get a job. Give your own answers. Who has interesting plans?

Solved Answers: 1
English Junior High

(1)(3)〜(6)教えてください

2 次の英文を読んで,あとの各問いに答えなさい。 Nancy and Saori are fifteen years old. Nancy came to Japan from New York last week. They are *neighbors. (1) Yesterday Saori invited Nancy to a welcome party. When Nancy came to Saori's home, Saori's mother said, We are going to have a party for you.” “Hi, Nancy. Today I'm going to 5 make sushi,” said Saori's father. Then Saori asked, “Do you like sushi?” “Yes, I like it very much, " Nancy answered. Then Saori's father went to the kitchen with Saori's mother to make sushi. Nancy and Saori went to the *living room and enjoyed ② (talk). Nancy asked Saori, “I have never made sushi *myself. “No, it's easy. Let's try next time,” said Saori. (3) An hour later, Saori's mother (to / to / told / come / the table / Nancy and Saori). When they *were ready to eat, Saori said something. “What did you say?" Nancy asked. “I said, Itadakimasu. We say it before eating.” Nancy said, “What does it mean?” Saori thought for a while and said, “*Maybe it means 'I will eat it.' It's an *expression to use before eating.” “Is there an expression to use (⑤) eating?” “Yes, Nancy. It's 'Gochisosama. It means ‘It was good food,' I think.” “Oh, I see. I've just learned two new Japanese expressions." Then Nancy said, “Itadakimasu,” and started 15⑥(eat). 10 〔注〕 neighbor 隣人 living room 居間 myself 私自身で ~ be ready to 〜 〜する準備ができている maybe たぶん expression 表現、語句 ① に適する文をア~エから選び, 記号で答えなさい。 (1) ア You are welcome. イ Nice to meet you. ウ Excuse me. (2) ②, ⑥の()内の動詞を,適する形 (1語) になおして書きなさい。 ② talking ⑥ eating (6) (3) 話の流れに合うように, ③に適する疑問文を書きなさい。 I I'm sorry. ( ) 8 (4) 下線部④が意味の通る正しい英文になるように,( )内の語句を並べかえなさい。 An hour later, Saori's mother (5) (⑤) に a で始まる適する1語を書きなさい。 (6) 本文の内容と合うように、次の問いに3語の英文で答えなさい。 Was this the first time for Nancy to eat sushi? SOMNB ******* et aid?

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