【题目】—Where ________ the books about birds? ( )
—Over there.
A.are B.is C.were
【答案】A
【解析】
略
上一篇 个、十、百、千、万、十万、……都是( )。A.数位 B.数级 C...
下一篇 There lots of buses and cars. ( )A...
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