1.Mr father is forty.（改为一般疑问句） 2.These are my English books.（改为一般疑问句）

题目

1.Mr father is forty.（改为一般疑问句） 2.These are my English books.（改为一般疑问句）
3.Those are Japanese cars.（改为否定句）

答案

1 Is your father forty?
2 Are these your English books?
3 Those aren't Japanese cars.
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