この問題の答えは3番なのですが、なぜin his youthとhave madeの完了形が一緒に使われているのでしょうか、明らかな過去を表す表現は完了形とは一緒につかえないのではないのでしょうか❓ また、この問題の1番はin his youthと完了形が一緒に使われているか... 続きを読む

38 〔正しい文を選びなさい〕 会主と問 ① It is believed that he has made a fortune in his youth. ② He is believed that he made a fortune in his youth. 3 He is believed to have made a fortune in his youth. ④ He is believed to make a fortune in his youth.

なぜこのような前置詞がおけるのか知りたいです。 宜しくお願いします*_ _)

IV. 各組の ( 31. 内に共通に入る語を語群より一つずつ選びなさい。 ) the TV. You've been watching it for more than three hours. ) just on time. Turn ( The airplane took ( ) me. We should put a clock ( 32. You can rely ( 33. Chris stopped ( I had my essay checked ( ) my teacher. 34. Should I write ( I came up ( 35. We need to think ( ) the wall. ) a coffee shop before going to work. 37. He gave me a card ( ) a pencil, or a ballpoint pen. a better plan. Angela jumped ( 36. The brothers were brought ( 38. She is not aware ) again about this problem. ) the fence. ) in Kobe. Sarah heard a bird sing. Then she looked ( ) my birthday. In order to open the door, I was looking ( ( ) the new rules. It is difficult to get rid ( 39. This TV program is aimed ( It will cost you $1000 ( 40. We used to play baseball ( A baby sitter looks ( ) a bad habit. ) children. ) most. ) in the sky. ) the key. ISOS ) school. ) my baby when I am working. <語群> 1 after 2 up 3 on over 5 by of 7 off (8) at with for

こちらの穴埋め分かる方いらっしゃいますか？

[1] Monopoly Suppose a pharmaceutical firm as a patented monopoly that has a plan to supply a newly developed good q. This good requires R&D cost of k> 0 as a fixed cost but is supplied at a constant marginal cost of c> 0. Once launched in a market, the market demand is estimated as shown in (1) with a > 0. Then, answer the quizzes [1.1] and [1.2]. 4a ・(1) 3√9 [1.1] If the firm commercializes good q, how much would q and p be set? Select numbers appropriate to the blanks (i) - (iv) in (2). (iii) (i) • a C and P = (iv) . C (2) (ii) 9 = P = [1.2] Show an interval of k satisfying that the firm creates this market. Select numbers appropriate to the blanks (v) - (vii) in (3). (vii) (v) a = (0, (vi) . C ] (3)

英読解の問題です。 すっかり忘れてしまったため何も分かりません。 3問教えて欲しいです。お願いします><

5. 次のメッセージを読み、 [4×3=12] (1)~(3) A~Dで適切なものに○をつけなさい。 Sarah Rogovin [09:20 A. M.] Good morning. Li Na and Dave. Could you let me know the latest on the Taipei trip? Li Na Tsai [09:25 A. M.] Everything is prepared at this end. I've booked a meeting room for three days, ordered refreshments, and arranged daily taxis to and from your hotel. Sarah Rogovin [09:28 A. M.] Fantastic. Did you remember that three people are vegetarian? Li Na Tsai [09:30 A. M.] Yes, they have separate meals. The price is actually a little lower for them. Dave Kaplan [09:31 A. M. 1 And I just confirmed the new flights for you and Chen Wang. Sarah. You're now flying direct from Singapore to Taipei at 6 P. M. on Sunday. My apologies again for the misunderstanding. Sarah Rogovin [09:34 A. M.] Thanks for sorting that out. Dave. This makes the journey much easier. Could you e-mail the electronic ticket to Chen Wang when you receive it, please? Dave Kaplan [09:35 A. M.] Consider it done. Li Na Tsai [09:37 A. M.] Sarah, I've arranged for a projector, but do you also need a laptop set up in the meeting room? Also, the staff there will give you an access code for the room; you may need to ask for it. a Wi-Fi signal Sarah Rogovin [09:40 A. M.] As you said previously that there's throughout the hotel you've booked, I'll use my own. Thanks again for your hard work, both of you. (1) Why does Ms. Rogovin ask about food? (A) She wants to eat in a separate room. (B) Her colleague forgot to order meals last time. (C) Some attendees don't eat meat. (D) She thinks the meals are too (2) What is suggested about the flights? (A) They are booked for Sunday morning. (B) The original booking was incorrect. (C) A discount was offered on the price. (D)) There will be a short stop on the route. (3) At 9:35 A. M.. what does Mr. Kaplan mean when he writes, "Consider it done" ? (A) He will forward a document. (B) He will call Mr. Wang. (C) He will reserve two seats. (D) He will order a taxi.

この文章の However, the lecture, knowing that the themes of these games must be violent~の部分で、 knowingは分子構文を表しているのでしょうか？コンマが入ると文が分かりにくくなってしまいます... 続きを読む

The reading passage focuses on the violent themes of video games and blames them for the resulting violent acts committed by children. They cannot tell violent acts in the games from those in reality. However, the lecturer, knowing that the themes of these games must be violent by nature, points out the poor supervision by parents and teachers. They are to keep their children away from the danger of video games. (267 words)

共分散の問題です。 答えのうち、 Corr(U,V)=1/5√2 となる理由がわかる方、教えてください。

Suppose that X₁ and X2 are independent random variables with mean o and variance o2. We define U = X₁ + 2X2 and V = 3X₁ X₂. Find the right answer. Cov(U,V)=o², corr(U,V) = 1 5√/2

力学の問題です。回答だけでもいいので教えていただきたいです！！

質量mの物体を水平面と0 (ただし, 0 0 < ™/2) の角をなす方向 に速さで投げ上げた. この物体の運動を調べるために, 水平方向で 物体が進む向きを を設定する. このとき, 時刻における物体の位置と速度をそれぞれ ((ty(t)), (x(t), ey(t)) で表すことにして, 時刻t=0における物体の位 置は (x(0),g(0)) = (0, 0) であるとする. また, 空気抵抗は無視できてこ の物体に働く力は重力 mg =-mge のみであるとして, 以下の問いに答 えよ. (1) 運動の様子を図示せよ. 物体に働く力も記入すること. (2) 方向と方向それぞれの運動方程式を立てよ. (3) 速度の成分v(t) とy成分y(t) を求めよ. (4) 位置の成分ェ(t) とり成分y(t) を求めよ. (5) この物体が最高点に到達したときの水平面からの高さを求めよ. 解答群 (1) (a) (c) (b) 0, mg (2) (a) mgsin0, mg cos0 鉛直上向きを+y方向とする座標系 方向とし, dvx dt mg cose mg sin 0 dvy (c)m =mgsino, m=mg cos0 dt (5) (a) (b) .mg (c) (d) X =-mg (b) dvr dvy (d) m- = 0, m- dt dt (3) (a) vェ(t) = vosin0, vy(t)=-gt + vo cos 0 (b) x(t) = vot cos0, y(t)= vm sin (20) g sin A cost 2g sin20 2g vcos²0 2g (d) (b) ux(t) = up cos0, vy(t)=-gt+vo sin 0 0 (c) ux(t) = gtsin0, vy(t) = - gt cos0 + vp sin 0 (d) ux(t) = gt cos0, vy(t) =-gtsin0 + vp cost y (4) (a) x(t) = vot sin0, y(t) = -12gf2 + vot cost y(t) == /2gt² + 0 (c) x(t)=1/2gt-sino, y(t) = -12gt-cos0 + vot sin0 1 (d) x(t) = ½gt² cos0, y(t) = −gt² sin + vot cos + vot sin 0 img sino mg mg cos e x x

このような文でカンマが多すぎてどこの文の一部なのかわからなかったり、どこにかかってるのかわからなかったりします、 99ならto pay ,in goldってto pay できって新しいことを話し始めるのかと思ったら修飾してたとか これって全部文脈はんだんなんですか？

by any CD (99) 107 bio ab 9di nood end : p.198 99 The paper currency appearing in the 19th century English novels consists of notes issued by individual banks and not by a central government authority. In the 19th century virtually any bank, large or small, could issue its own notes representing a promise to pay, in gold, the stated amount to the bearer upon demand. * :p.200 100 Unfortunately, for the past century some humanists have been at odds with technologists, viewing technology as a harmful force beyond their control all the more intolerable because of its human origins. This attitude is part of the humanist's traditional focus on the past and unwillingness to embrace either the art or technology of the present. mwors 978rl gw indi

この問題解ける人いましたらお願いいたします。

. アミノ酸のL-セリン CH2(OH)CH(NH)COOH は S配置で ある。 これのフィッシャー投影式と正しいIUPAC名を書 きなさい。

有機化学の命名法についての質問です。解答が画像のようになるのか何故か分かりません。アルデヒドとメチルがあるのは分かるのですが、だとしたら右から2つ目にあるOはどこに行ったんだと混乱しています。解説をお願いします。

4 本化合物のIUPACの規則による名称は どれか。 * methyl O cyclohexanecarboxylate -CH3