Question

さく

(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

Answer 1

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taka

(21)の答えが3になるのがなんでか少し分からないです… →　さくさん、分からないのが当然です。
3 can be recycled(リサイクルできる) は正解ではなく、1. can be lost or stolen が正解だからです。
文章の文脈を確認しましょう。
Cash is convenient for many people because it is easy to carry.
現金は持ち歩くのが簡単なので、多くの人にとっては便利です。【利点】
At the same time, <though>, it can be lost or stolen.
しかしながら、同時に紛失したり盗まれたりする可能性があります。【欠点】
Another disadvantage is that criminals have been able to produce fake coins and bill.
もう一つの欠点は、犯罪者が偽の硬貨や偽札を作ることができるということです。【欠点】

参考にしてください。

さく

答え見るところ間違えていました😭
あと丁寧に説明して下さりありがとうございます！

taka

You're welcome!😊