八、单复数形式转换。
1．This is a ruler．（改为复数句）
2．What shape is it? (改为复数形式)
3．There’s a vase on the desk． (改为复数句)
4．Classes are over．( 改为单数句)
5．They have three children．(改为单数句)
6．There aren’t any telephones under the bed ．(改为单数句)
九、写出同义句。 1．There are no swings．
2．There isn’t a slide．
3．They would like to play table tennis．
4．Mike is helping me with my Maths．
5．Let’s buy a card for our grandparents．
6．They are showing their things to each other．
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