jack did his homework last night改为否定句jack ()()his homework last night
问题描述：
jack did his homework last night改为否定句jack ()()his homework last night
what else do you need 改为同义句what ()()do you need?
答
1. Jack did his homework last night.
改为否定句: Jack (didn't do) his homework last night.
2. What else do you need?
改为同义句: What (other things) do you need?