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按括号内的单词的适当形式填空HowmanypeoplearethereonChina?HowmanypeoplearethereinChina?弄错了,是in不是on我竟然忘记给括号的单词了括号的单词是(billion)

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按括号内的单词的适当形式填空
How many _______ people are there on China?
How many _______ people are there in China?
弄错了,是in不是on
我竟然忘记给括号的单词了
括号的单词是(billion)
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答案和解析
How many ___billion____ people are there in China?
billion是一个数量词,原型就好了!此外只有用词组billions of 时,需要改变形式