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English Senior High

間違いありますか?教えてほしいです

A ( )に入る最も適当なものを選びなさい。 101. I was tired ( ) listening to her complaints. 4 of beyond 2 to 3 at 102. The plane couldn't take ( ) owing to the storm. 1 on 103. A fire ( off 3 in 4 up ) out in my neighborhood last night. 2 happened 3 occurred (4) rose broke 104. She finally picked ( ) an evening dress for the party. 0 at @off (3) on out 105. Naomi lived in Bangkok for a year, so she should be familiar ( customs. ) me. on "" assure 2 bet 3 count on 4 depend 1 of 2 in 3 with 4 on 106. I went ( ) a department store last Sunday. shopping at 2 shopping to 3 to shopping at 4 to shopping to 107. “Will you come with me when I go speak to the boss?" "Of course. You can ( (慶応大) 108. Columbia was named ( in 0 after 2 at 109. My uncle ( 0 dropped in at 110. People finding fault ( Oby 2 of 3 on with 111. My friend suddenly got ill, so I ( ) Christopher Columbus. 4 on 2 off ) my apartment yesterday. 2 dropped in on 3 stopped over in looked on 2 brought up 3 sent for ) to do such a thing. 112. She knows ( too clever clever enough 3 better than 113. You are getting too old for football, Mr. Brown. instead. ) others often do not see their own. ) a doctor. over 4 up (大阪商業大) set out (湖北短大) (千葉工業大 ) (湖北短大) ) Thai (名古屋学院大) (中部大) (中部大) (日本大) 4 dropped in with (京都産業大) (武庫川女子大) (四天王寺国際仏教大) 4 more than You had better take ( ) golf (共立女子大)

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English Junior High

reviewのround2①②④が分かりません😭😭 ④番はNo,theyweren'tでいいんですか??

Let's 14 Read New Words lullaby [laləbail road [roud] A Mother's Lullaby 物語を読んで、場面の変化や登場人物の心情などを理解し、 気持ちをこめて音読することができる。 lou) old road [:] abroad 244 CAN-DO ma A big, old tree stands by a road near the city of Hiroshima. Through the years, it has seen many things. 以下は、この木の回想です。 On the morning of that day, a big bomb fell on the city of Hiroshima. Many people lost their lives, and many others were injured. They had burns all over their bodies. I was very sad when I saw those 5 people. It was a very hot day. Some of the people fell down near me. I said to them, "Come and rest in my shade. You'll be all right soon." One summer night, the tree heard a lullaby. A mother was singing to her little girl under the tree. They looked happy, and the song sounded sweet. But the tree remembered something sad. "Yes. It was some eighty years ago. I heard a 15 again. lullaby that night, too." [68 words] Night came. Some people were already dead. I 10 heard a weak voice. It was a lullaby. A young girl was singing to a little boy. "Mommy! Mommy!" the boy cried. "Don't cry," the girl said. "Mommy is here." Then she began to sing She was very weak, but she tried to be a mother to the poor little boy. She held him in her arms like a real mother. [140 words] E New Words e bomb (bám] m injure(d) [indzər(d)] ・・・・を傷つける shade [féid] 2 dead [ded 死んだ 2 weak [wi:k] 弱い かすかな mommy [mámi] お母ちゃん cry, cried (krái(d)]< arm(s) [6:7m(z)] 2 real [rial] 本当の 発音しない bomb right [e] dead [i:] weak

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Mathematics Senior High

(2)は三角形OABは直角二等辺三角形であると答えたら減点されますか?

1410) 243, きる 基本例題 32 三角形の形状 (2) 異なる3点O(0), A(α), B(B) に対し, 等式20²-2a+β2 = 0 が成り立つとき a (1) の値を求めよ。 (2) △OAB はどんな形の三角形か。 B 指針 (1) 20 であるから,条件式の両辺を2で割ると、今の2次方程式が得られる。 1 や arg/ の図形的な意味を考える。 ゆえに (2) (1) で求めた CHART (α, βの2次式)=0と三角形の形状問題 a B したがって 1 1 12 (2) (1) から (キ 2√2 また 解答 (1) B≠0より, B2=0であるから, 等式2²-2aB+B2=0の 両辺を2で割ると 2 (1) 20 -2- | a すなわち. = a を極形式で表し (......!), a a B −(−1)± √(−1)²—2∙1 角二等辺三角形である。 別解 等式から ゆえにB (α-³) ²=- よって π また, arg1 = から <BOA- B したがって, △OAB は∠A= OAOB=1:√2 ... ・(αβの2次式) = 0 1/1/12 1/12 (cos(土) +isin (土) (複号同順) √√2 lal_OA 1 OB √√2 1±i 26 2 +1=0 A=竹の直 (a²-2aß+8²)+a²=0 ya O 12. B(8) ・1 a-B a A(a) よって B(8) x 00 = (極形式) の形を導く 2.²-2.+1=0 解の公式を利用。 2 ◄B=√2{cos (+4) [類 岡山理科大 ] 基本 31 19 +isin(±4)}a &#193 から,点Bは, 原点を中心 だけ 回転し、原点からの距離を 2倍した点である。 として点 |=1より AB=AO の直角二等辺三 角形 と答えてもよい。 (a-B)²=-a² よって =±i B-α = ±i(純虚数)であるから,16-g|= 0-a BALOA したがって∠A=1の直角二等辺三角形 BA = OA 原点Oとは異なる3点A(α), B(B), C(y) がある。 (1) 類 大分大,(2)類 関西大] 61 1章 4 複素数と図形

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