There are altogether fifty students in our class,twenty()
问题描述:
There are altogether fifty students in our class,twenty()
There are altogether fifty students in our class,twenty() are boys.
刚刚上面的还没完整呢
答
There are altogether fifty students in our class,twenty(of them) are boys.
我们班一共有50个学生,其中20个是男生.
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