for加一段時間用什麼特殊疑問詞提問

1、用how long。How long have you lived here?I have lived here for a long time.在現在完成時出現for+一段時間，謂語動詞用延續性動詞。

2、當for引導的時間短語用來修飾具有靜態意義的動詞是常常可以省略。

They lived in China (for) seven years.

3、當for與all開頭的名詞短語連用時，必須省略for.

She’s been lying in bed all day.