题目内容

画一个表格比较各个反应器的特点以及不同点。并拍照上传

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拍照上传机械搅拌使反应器的结构图

Mrs. White ___ a pair of red shoes.

A. is
B. have
C. has

Do you like the grey shirt? No, I ___ .

A. am
B. do
C.don’t.

The children ___ wearing yellow shoes.

A.am
B. is
C. are