She will come back at lunch time.画线部分用when来提问 --------------
She will come back at lunch time.画线部分用when来提问 ---------------- luck and dan were at the market yesterday afternoon.一般疑问句,否定回答 i called you this morning画线部分用who提问
When will she come back Were Luck and Dan at the market yesterday afternoon No,they weren't . Who called you this morning 或者是 Who did you call this morning