问题

Whatwere you doing when the UFO arrived— I with my dog on the street.

A: walked
B:was walking
C:is walking
D:have walked

正确答案是：

同类题型

I caught a bad cold and didn’t go to work yesterday. —________.

If you are traveling the customs are really foreign to your own, please do as the Romans do.

______ the weather , the basketball match will be held indoors.

Go for a picnic this weekend, ok— _______. I love getting close to nature.

How do you find your missing pen—________.