この問題の意味と解き方を教えてください！！

Problem 4 [5] Consider two concentric circles. If the radius of the smaller circle is r 1 cm and the area of the smaller circle is exactly equal to the area between the two circles, find the radius R of the bigger circle. [ R

（4）の選択肢の和訳で、"するとは限らない"とあるのですが、need not なので必要がないと訳すと思っていました。そのような用法もあるのですか？教えて頂きたいです。よろしくお願い致します。

1) The levels of BDNF 1. change steadily during one's life 3. cannot be recovered once lost are related to tiny strokes in the brain 38 need not permanently decrease

至急⚠️ 奇数の問題の答えの確認がしたいです。 なぜその答えになるのかも教えていただきたいです。 よろしくお願いします。

14 "I heard you were invited to the President's party.” "Yes. I was surprised at how easy the President was ( for talking 2 talking to 3 to talk )." to talk to 〈センター試 15 The river is dangerous to ( ) in July. being swum 2 swim in 16 She went to France in ( ) to study French. ③ swim it swimming〈センター試 50 ①as 2 intention 3 order 4 spite <金城学院大 17 The girl was so kind ( 1 as to take ) me to the station. 2 of taking tød bas ow 3 in order to take that it takesTorbrug 〈日本女子大〉 Vitom hol 18 The problem was ( ) difficult for him to solve. 1 too 2 to two 19 We talked quietly (obra) disturb him in his study. not so as to 2 so not as to 3 so as not to 4 so 〈神奈川工科大〉 200 4 so as to no <奥羽大〉 EXERCISE B 英文には誤りが1箇所ずつある。番号を指摘し, 正しく直しなさい。 9 to HsH TO 01 An experiment is now under way in Hokkaido to test the effects of using snow to keep food fresh for a long period. Crops are believed to increase their sweetness when to preserve in snow. ④ ③ < 桜美林大〉 <立命館大 > ② 02 It is up to the organizers of the concert to decide whether or not give profits from the concert to victims of the recent flood. ④ 03 It is clear to me that John is enough experienced to be given more responsibility for product development. ④ < 早稲田大 >

完了形なのですが1~5が分かりません。 教えてください。 お願いします🙇

Lesson 完了形 ② 1 次の各文の( )内の語句を適切な時制の完了形にしなさい。 Ultimate 2nd pp.101-107 3rd Edition pp.84-89 過去や未来 1. When he reached the building, the conference (already start). 表す表現に 1. conferer 会議 had already started had used 意。 2. They (use) this table for 30 years next month. 3. Mayu (live) in Nagano since she was born. had lived 4. I (finish) reading this book by this time tomorrow. 5. I recognized the boy immediately. I (meet) him once. ha 5. recognize 〜が誰で かわかる

I like my eggs scrambled は　英文解釈的にどうすればいいのかわからないのと、 i prefer my coffee blackも同じくわかりません。 わかる方教えていただけると助かります

訳例 Week 54 目的語説明型 レッスン このレッスンからしばらく、最後の基本文型 「目的語説明型」の の ポイント 学習です。 張り切っていきましょう。 ダグとシホの夫婦は、 ダグの故郷テキサスを訪れています。 レストランで名物料理を楽しんでいるようですね。 » Doug: Here we are, Shiho, I had to take you to this pla at least once. Shiho: It's an American diner, right? 0 Cla けた Doug: Yes, but the menu is unique to Texas. Steak an を eggs is their specialty. Shiho: I've never had steak for breakfast before. Doug: It's really good. How would you like it? Shiho: I'd like my steak medium rare. Doug: Yeah, me too. I like my eggs scrambled. sis 116 Shino: That sounds good. How about some coffee? Doug: Sure. With milk and sugar? Shiho: I prefer my coffee black. Doug: OK. 216 autoig not abainebnisbute yo 2U な ダグ : 着いたよ、 シホ、君を一度はここに連れてこなければと思っていたんだ。 シホ: ここはアメリカスタイルの食堂よね? ダグ : そう、でもメニューはテキサスならではのものだよ。 ステーキ・アンド・エッグが 名物なのさ。 シホ: 今まで朝食にステーキを食べたことなんて一度もないわ。 ダグ: とてもおいしいんだ。 焼き具合はどうする? シホ: 私、ステーキはミディアムレアがいいわ。 タグ: ああ、僕もだよ。 卵はスクランブルエッグがいいな。 シホ: それがよさそうれ

答えどなたか教えてください

4 3 誤っている箇所を下線部 ① ~ ④ のうちから1つ選び, 正しい形を書きなさい。 1. Mika came home late in the evening. She has been shopping at the mall. 誤っている箇所( 正しい形 2. I have lived in Kobe ② since two years ago. Recently I have gotten used to the place. 誤っている箇所( 正しい形 3. I have ② been in a chorus group ③before I joined this singing club. 誤っている箇所( 正しい形 4. We will ② arrive there before noon if we ③ got ④ on this train. 誤っている箇所( 正しい形 内から動詞を選び、 適切な形にして( に入れなさい。 また, 下線部に入れるのに適 切なものを A~Dの中から選び, 記号で答えなさい。 B 1. I( 2.I( 3. She ( 4. Shota ( ) very tired last night because )Nagano four times if ) her homework until ) with the man when be / do / talk/visit A I go there this summer B I had been swimming for three hours Bow erly huods. CI saw him yesterday D the dinner was ready juliodi oda gridla s 5 日本語に合うように、 英文を書きなさい。 ただし, 指定された条件で書くこと。 1. 彼はいつも会議中に寝てばかりいます。(現在進行形を使って7語で) 2. 私が劇場に着いたときには, コンサートはすでに始まっていた。 (start を用いて The concert に 9 語を続けて) The concert

8️⃣But before...(わまりに書いてるのは気にしないでください！🙇‍♀️)なんですけど答えに「私たち」って入っていないのになぜ「we」が入っているんでしょうか？誰か教えてください！お願い致します。

あなたたちはどこで練習するの。 :7 音楽室だよ。 8 でもコンサートの前は、体育館で練習するんだ。 :9 次のコンサートはいつなの。 : 10 7月5日に緑ホールであるよ。 11 それはどこ。 :12 駅の近くだよ。

②の最後の文　just create 〜　environment that のthatは関係代名詞の主格用法？ですか？

5 1 1 百倍へ How to Avoid Being Late 急用を思い出して相 You never want to be late for class. But once in a while, 249 words you stay up late at night, losing yourself in a TV show or video game. Or maybe you simply find that you are incapable of waking up early. You to be on time, but you just can't. You're at your wit's end, and decide that you're just not cut out for mornings. you want may ② Don't worry! There are solutions. Experts say that going to sleep earlier is the first step. Getting more sleep at night will makea 遅刻しないようにす ① 誰だって自ら望ん かしをして テレビ番組 に早起きができない い でもどうしてもそ contribution to earlier and more productive mornings. Some people turn to sleeping pills, but these should be a last resort. Just create a 10 bedroom environment that is suitable for a good night's sleep. ③ Another good idea is to develop a new routine for the mornings. If you have some delicious tea or breakfast treats to enjoy in the course of getting ready for school, you'll look forward to starting your day. And if you feel like you're always on the go, set aside a few minutes to breathe 15 quietly and relax. ④ What if you're still late? If the class is already in progress when you get there, after class, get in contact with a friend and find out what you missed in the class. And even if you fail at first, don't lose sight of your goal. Just keep trying, and you'll become a more は朝型に向いていない ② 大丈夫! 解決策 夜の睡眠時間を のにするのに役立つ すべきだ。 とにかく う。 ③ 朝に新しい習 ている間に、おいし 1日を始めるのが うなら.2.3分時 う。 ○ それでもや もう授業が進行 聞き逃したこと

答え教えてください🙇‍♀️

次の各文の( )内の動詞を過去完了形か過去完了進行形に変えなさい。 1. We (play) chess for an hour when he came. 2. She said that she (never see) a rainbow. 3. The concert (already begin) when I arrived. 4. I (stay) in Rome before I came back to Japan. rw help him: I 次の各文の( )内の動詞を未来完了形に変えなさい。 d 1. She (move) by the end of this month. 2. I (buy) a new smartphone by next Wednesday. 3. Next July we (live) in Chicago for 15 years. (had heen misqe had neve Chad alread ( had S ( will hav ( will ha ( will have

Wen is the next concert?なぜここにtheがつくんでしょうか？！至急お願いします🥹💖

We practice in the music room. Where is Midori Hall? It is near the station. 14 When is the next concert? It is on July 5.