句型转换。 1. He has studied English for 4 years. (改为一般疑问句) he_____English for 4 years? 2. My parents have been to America . (就画线部分提问) _ _parents_____? 3. Lucy's traveled to another province. (改为否定句) Lucy to another province. 4. He borrowed the book two weeks ago. (改为同义句) He has_____the book_____two weeks. 5.I have been here for three months. (改为同义句) I have been here three months