英語文法です。 なぜAの選択肢がけせるんですか？(答えはBです) 解説にはeitherには接続機能がないと書いていました。この意味も教えて欲しいです

A 06 30. Customers can place an order ------- the telephone or online, and the company will deliver it within 30 minutes. (A) either (B) over (C) both (D) but

答え教えて欲しい

[4] [ ]内の語 (句)を並び替えて英文を完成させた時, 解答番号のある空欄に当てはまるものを記号で答えなさい。 ただし、文頭にくる語の語頭も小文字で示してあります。 (教科書 P.17) 【思考・判断・ 表現】 解答番号 21 ~ 25 (1) They [7. moving They ( 1. are →. good I. not )( ( 21 )( *. at] on the ground. ) ( ) on the ground. (2) They need [ 7. away They need ( 1. their . from 1. get )( )( 22 )( (3) My mother [ 7. been 1. since . the garden My mother ( ( )( 23 ( (4) We [7. lived 1. this house ウ. for I. in We ( )( )( 24 )( (5)[ア.sunny ( 1. been ウ.it I. since )( ) ( 25 ( *. to] natural predators. ( ) natural predators. 1. has . in ] || o'clock. ) ( ) || o'clock. *. have] 15 years. ( *. has] this morning. ( 15 years. ) this morning.

なぜworry aboutにはならないのですか？

③ He will not lend you the book you because he is worried that you won't return it.

回答を教えてください。

5 Complete the conditional sentences with the correct form of the verbs. 1 When it sometimes movies. cold and rainy, we (be, go) to the he (visit, like) to sing karaoke. very hot, if you 2 When my brother 3 It (get, not have) air conditioning. 4 If I tired, I (be, take) the train to work. 5 If I where to visit, I (not know, ask) the tourist information office.

(1)や(2)はなぜこの式になるのでしょうか？下線部からその式になる意味が分かりません。

p.37 例 8 428 a, b, c,d,e,f の6文字を1列に並べるとき, 次のような並べ方は何 通りあるか。 (1) a, bがこの順に並ぶ。 (2) a,b,c がこの順に並ぶ。 (3) a, bがこの順に並び,c,dもこの順に並ぶ。

(3)や(4)などの区別がない問題で、「同じ組分けが〜!通りずつできる」の〜!通りはどうやって求めるのですか？

DD 423 12人の生徒を,次のように分ける方法は何通りあるか。 (1)5人,4人,3人の3つの組に分ける。 (2)3つの組 P Q R に4人ずつ分ける。 (3) 4人ずつの3つの組に分ける。 (4) 4人,4人,2人、2人の4つの組に分ける。 p.35 応用例題11 627-> 629 →

どちらもforgetという動詞が使われているのに、なぜto不定詞の場合と動名詞の場合があるのですか？

2. Don't forget (calling / call/to call me when you get home tonight. 5. I will never forget (have / having / to have) a good time with you here.

2行目ですが、なぜwillでなくcanになるのですか？

"Someone is knocking on the door." "('/I may) open the door." "I don't think he is telling the truth." "But his story (can/will) be true.

英語 英文として適当ではないものはどれか？ 解説お願いします。

Knowledge is our most important business. The success of almost all our other business depends on it, but its value is not only economic. 3 The pursuit, production, spread, application, and preservation of knowledge are the central activities of a civilization. Knowledge is social memory, a connection to the past; and it is social hope, an investment in the future. 5 The ability to create knowledge and put use to it is the key characteristic of humans. It is how we reproduce ourselves as social beings and how we change — how we keep our feet on the ground and our heads in the clouds.

英語 英文として適当ではないものはどれか？ 解説お願いします。

② The importance of documentaries is linked to a notion of the public as a social phenomenon. The philosopher John Dewey argued persuasively that the public so crucial to the health of a democratic society is not just individuals added up. A public is a group of people who can act together for the public good and so can challenge the deep-seated power of business and government. It is an informal body that can come together in a crisis if necessary. ⑤ There are as many publics as there are occasions and issues to call them forth. We can all be members of any particular public ④ ⑥ if we have a way to communicate each other about the shared problems we face. >Communication, therefore, is the soul of the public.