1、They are English books.(改为一般疑问句并做肯定回答）
2、These are apples.(对“apples”提问)
3、They are his pencils.（对“his oencils”提问）
4、That is a toy.（改为一般疑问句,并做肯定回答）
5、It is a telepone.（改为复数）
6、The boy is Michael.（对“Micheael”提问）
7、John and Kate are ten years old.（对“ten years old‘提问）
8、This is a bus.（改为复数）
9、Those are cakes.（对“cakes”提问）
10、The pencil is in the box.(对“in the box”提问)
11、That pencil a blackboard.(改为复数)
12、They are new friends.(改为一般疑问句,并做肯定回答)
13、Those are erasers.(改为一般疑问句,并做否定回答)
14、He is a student.(改为复数)
15、She is from Canada.(改为复数)
16、They are is Class One,Grade One.(对“Class One,Grade One”提问)
17、The girl is Sally.(对“Sally”提问)
18、Maria and Nancy are in China.(对“in China”提问)
19、These are oranges.(改为单数)