问题

I ____ at my new novel when the big earthquakehappened at 2:20 pm.

A:am working
B:was working
C:have worked
D:had beenworking

正确答案是：

同类题型

1Both the parents and James London. They will come back soon.

When shall we meet again next time—–____day is OK.

The police questioned William closely and he finally admitted ________the car

I find a new _________and I go to __________ on the bus in the morning.

Does she like ice cream Yes,she__________ it a lot.