○testlevel1○
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■2問目 回答結果■
不正解！
正　解：has become less expensive.

時　間：5229秒
正解数：0問

第3問目
以下の文では、最後の文が未完成です。段落の下にリストされている4つの選択肢から、適切な文を選択してください。
Exercising in your home may be good for your health, but it may not be good for your children. Each year, about 25,000 children in the United States are hurt by exercise equipment. The exercise bicycle is the most common cause of injury. Many children have lost a finger or a toe in the wheels of these bicycles. So if you have an exercise bicycle, you should .
not let your children play with it.

use it every day.

stop using it immediately.

let your children use it, too.



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