Question

--My father ___________ a letter yesterday, but I’m not sure if he has finished it.
---Why not ask him about it ?

A．wrote

B．was writing

C．has written

D．writes

Answer 1

B

考查時態(tài)。句意：結(jié)合下文，我不確定他是否已經(jīng)完成了�？芍�上文意思是，我的父親昨天正在寫一封信。描述過去正在進(jìn)行的動作，用過去進(jìn)行時態(tài)。故選B。