变一边疑问句,肯定回答,否定回答,变否定句 i was {a student two years ago}根据画线部分提
变一边疑问句,肯定回答,否定回答,变否定句 i was {a student two years ago}根据画线部分提问
变一边疑问句,肯定回答,否定回答,变否定句,根据画线部分提问要两种 1 I was {a student two years ago}2 He {played basketball last Sunday} 3 There were {some books} on the table yesterday {}里的就是画线部分 第3句根据画线部分提问只用一种