用“There de”的正确形式填空.1.（ ）tow pens and a pencil in the pencil-case.
2.( )a teacher in the classroom.
3.( )toy planes on the desk?
4.( )a blue bike under the tree?
人气：212 ℃ 时间：2020-01-25 13:34:07
解答
1.There are 后面紧跟的是复数
2.There is 后面跟着单数
3.Are there 复数的疑问句
4.Is there 单数的疑问句
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