句型转换。 1. The boy is poor at English. (改为同义句) The boy is ___________ ___________ English. 2. I have a pain in my head. (改为同义句) I have a ___________. 3. His father went to Hong Kong five years ago . (就画部分提问) ___________ ___________his father ___________ to Hong Kong? 4. There is something wrong with his right leg. (改为同义句) ___________ is wrong with his right leg.