なぜ平方だってわかるのかがわからないです。解説よりもわかりやすく噛み砕いて説明していただきたいです。こういう問題初めて見ました。 また、レベルはどれくらいでしょうか？解けないとやばいレベルですか？ 1枚目が問題、2枚目が解説です。

は3の倍数である。 < 15 発展 自然数 a(1Skハ4)を要素とする集合A={a, a2. as, as} と afを要素とする集台 B={af, as, ag, af}があり,a<az<asくasである。このとき, ANB={a2. a4). a2ta4=20 であり,AUBのすべての要素の和が 410 となった。集合 Aを求めよ。 ヒント a2, a4はともに平方数となる。akは自然数であることから, まず, a, a2. a4が定まる。

並び替えたらどうなるか教えてください。 答えの番号しかわからないので理由もできれば教えてください。お願いします。

問2 彼は歴史上、並外れた科学者だ。 V7 He is as O 123 ever lived. 2 9 scientist (Oas meageb yot 0a の great 3) oda et blo

「skin as smooth as silk」(絹のように滑らかな肌)はなぜas〜asとなってるのですか？〜のようにと訳するのなら、as〜だけでもダメなんですか？教えて欲しいです。

至急お願いします🥺 中2です 比較の問題です 答えが分かりません💦 教えていただけると嬉しいです🙇‍♀️🙏

2次の各組の文がほぼ同じ内容になるように, に適する語を書きなさい。 (1)「This question is easier than that one. 〈真和) That question is this one. (2) (This car runs more slowly than mine. 〈関西大倉) This car doesn't run as mine. (3) [Yuto has five caps. Junya has five caps, too. Yuto has as Junya. (4)「Jane drives a car more carefully than Mr. Brown. Ms. Smith drives a car more carefully than Jane. the three. Ms. Smith drives a car

こちらの問題の答えが「1」なのですが、どうして2と3と4はダメなのですか？？教えていただけたらありがたいです！

13) This room is へ as large as that one. 1. twice 2. three time 3. times^4. three

わずかな客のために店を空けておくくらいなら閉めた方がマシだ。 これがなぜ次の文になるのですか？ you may as well close the shop as keep it open for a few customers. 解説お願いします！

どうしても分からず今日までで、誰か回答をお願いしたいです(´TωT｀)量が多いのにすみませんお願い致します(´；ω；｀)

)than the boss. (1) No one in the office arrived ( (C) more lately (d) late (a) later (b) the later )more for his shyness. 000,01 () (d) none noi ngl (2) Itrust his words all ( (a) less (b) the (C) for (3) I don't speak English, ( )German. (c) as less as (d) much less (a) much more (b) so less as (4) He is not ( )a statesman as a politician. (a) as much (b) less than (C) so much (d) at least (5) He has faults, but I love him ( ) the less. (a) none (b) all (c) for (d) still (6) Jack is taller than I ( ) three inches. Had ee (a) by (b) for (C) with (d) in (7) My sister is ( 本日文英 [日 )to me. (a) two year older n (b) two years older onmsl (1) (C) two year senior (d) two years senior tbond sord andh riailgnd anideoge ts booyton at ere (9) Pegl on at srie (S) (8) Katherine is ( )of my two daughters. (a) older (b) the older (c) oldest is (d) most old (9) The population of the city is about half as ( )as that of Tokyo. (a) much (b) many (c) far (d) large (10) A dolphin is ( )a fish than a dog is. ofomit eved taob1 C) (a) no mOre (b) no less (C) more or less (d) much less

四つとも考えてもわかりません。どなたか解説お願いいたします。よろしくお願いいたします。

B 次の問1~4の英文には、それぞれ1個所だけ文法·語法上明らかに誤って いる個所がある。その個所を下の1~4のうちから一つずつ選び、番号で答えよ。 問1 The travel agent 1recommended two plans to me, neither of 2which I 3didn't like 4becuase of the tought schedule. 問2 As our pension problem is serious and lyou're worried about your future, here is 2a good advice: 3Start saving 10 percent of everything 4you earn whne you are young. So, if your parents give you ten dollars, save one dollar 問3 Last month, my team lwas assigned to make a presentation about the newly 2discovered plants. We worked together to prepare for the presentation. We 3discussed about the matter until midnight, so we felt very tired and our presentation didn't go well 4the next day. 問4 A 24-hour society is convenient. We are 1possible to satisfy our 2needs 3at any time. However, there are negative aspects, too. We may suffer 4from health problems such as sleep disorders.

なぜEにはmuchが入るのでしょうか smallを入れてしまいました

(C)we use sound and sight, they depend primarily on pheromones", chemicals secreted" by individuals and smelled or tasted by nestmates. ( D) the brain of an ant weighs less than one- millionth as (E ) as a human brain, it is not surprising that a given species produces just ten to twenty signals. Unlike human language, these messages are entirely instinctual. These marvelous little creatures have been on Earth for more than 140 million years. The most

至急！お願いします！

この箱はあの箱の半分くらいの重さです。 This box is about ( )as( ) as that one.