(21)の答えが3になるのがなんでか少し分からないです…わかる方いますか？？

(21) (22) (23) Any Change? Long ago, humans did not use money. Because they often could not produce everything that they needed, they traded some of their goods for goods made by others. Gradually, the goods that they exchanged were replaced by cash. For hundreds of years, metal coins and paper bills that can be exchanged for goods and services have been produced. Cash is convenient for many people because it is easy to carry. At the same time, though, it ( 21 ). Another disadvantage is that criminals have been able to produce fake coins and bills. In the middle of the 20th century, plastic credit cards were introduced. They had security features to prevent them from being used by anyone except their owners. At first, their use was limited to wealthy people. Over time, however, they became ( 22 ). In the last few years, apps for smartphones that can be used in the same way as credit cards have also become popular. Because of this, some people are suggesting that we may soon see the end of cash. Supporters of a "cashless" society in which all payments are made electronically argue that it would have several benefits. For example, people would not have to worry about keeping their wallets safe. However, some people are concerned that they might be unable to pay for the things they need because of a software error or a broken smartphone. Moreover, some people do not have bank accounts or credit cards, so their only option is to use coins and bills. ( 23 ), it seems as though societies will continue to use cash. 1 can be lost or stolen can be recycled 1 thinner and lighter 3 harder to use 1 For now 2 Until then 2 4 2 4 3 is used for shopping online is understood by almost everyone more colorful and exciting more widely available With luck 4 By contrast

胚珠と胚の違いがわかりません。お時間がある方教えてくださると助かります。

文法問題よろしくお願いします！ 1.Many studies into organic farming worldwide reject the claim that it is better for the environment than ( ) farming.... Read More

この問題を日本語訳して欲しいです！どなたかお願いします🙇‍♀️ ちなみに答えはイです！

I couldn't go to the zoo with Shinji because ( next Saturday. Mother: I see. I hope it will be sunny on that day. 7 to 1 of (3) Sam: at ) the weather today. We'll go there I on

並べ替え問題よろしくお願いします🙇‍♀️ (1)There have been suggestions that a diet high in processed meat may ( ) ( ) ( ) ( ) ( ) esophageal cancer. ①risk... Read More

回答お願いします。 写真の問題に解説がついていなく、なぜこの答えになるのか分からないです。 解説してくださると嬉しいです。

2. The weather is so hot today that I (4). 1 plan go swimming 3 planning going swimming 2 planned to go to swimming 4 plan to go swimming

7の文で、with eliminating what they call…． eliminatingば動名詞ですよね？ そのあと関係代名詞のwhatの名詞節がきて 名詞名詞とならんでいいんですか、？ whatの先行詞も分からないので教えて欲しいです💦

of noaand 同格のthat careless speaker, and should be avoided (at all costs)). 7 Many scientists, (though), think our cultural obsession [with eliminating 《what they call o "disfluencies")] is (deeply) mistaken). Saying um is no weakness of os 8 character, but a natural feature of speech; (far from distracting listeners), there's C evidence <that it focuses their attention (in ways [that improve S 同格のthat S o'- comprehension])). 3 訳 立って聴衆の前で話をしているところを想像してほしい。あなたが話している 間,その部屋にいる誰かがクリッカーカウンタを使って、あなたの口ごもりや言いよどみ をすべて「うーん」 や 「えーっと」 を1つ残さず数えている。 あなたが話し終えると、こ の人は声高に,そのうちいくつの言いよどみがあなたのプレゼンテーションを損なったか を発表する。 “これは、トーストマスターズ･パブリックスピーキングクラブで使われてい る手法である。 「訓練の一環として、1人の人が話し手の「えーっと」 を数える係を務める。 このクラブのやり方は極端かもしれないが、 「うーん」 や 「えーっと」が,緊張していて 無知で, 不注意な話し手の印 [特徴] であり、何としてでも避けるべきだという民衆の知 notule 恵を反映している。 しかし多くの科学者は,いわゆる「言いよどみ」 を撲滅しなくてはい けないという私たちの文化的強迫観念はまったくの誤りだと考えている。 「うーん」と言 うことは性格の弱点ではなく, スピーチの自然な特徴である。 それは聞き手の気を散らす どころか、理解度が高まるように聞き手の 7 L

ピンクマーカーを引いている部分の英文構造を解説して頂きたいです。to be がどこに繋がっててどういう意味で用いられているのかわからないです。

Jiha second. And as no one could give their attention to weak-growing species most of the old-fashioned cottage- garden favorites were strong-growing - a reason why so many have = survived, even in neglected gardens, to be here for us to enjoy today. or varieties likely to get a disease, *注 二冊以上 の形容詞 LETZ

【 英作文⠀】 When I was Elementary school student, I like doing cosmetics. I think wearing makeup make me feel more cofident. I want to d... Read More

⬇️の3問について教えてください！ お願いしますm(_ _)m

3) 「Who ate ramen for the first time in Japan? 」 を Do you know ~?と間接疑問文でたずねる。 I Do you know who 具) 「Why does Santa wear red suits?」 を Do you know ~?と間接疑問文でたずねる。 Do you know why ■ 「What did Alfred Nobel invent?」 を Do you know ~?と間接疑問文でたずねる。 Do you know what