Iwasabouttogotobedoneofmyoldcl-优题课

I was about to go to bed _____ one of my old classmates made a call to me.

A．when

B．as

C．while

D．that

科目英语题型单选题难度较易

On Sundays there were a lot of children playing in the park, and _______ parents were seated together joking.

On Sundays there were a lot of children playing in the park, _______ parents were seated together joking.

.On Sundays there were a lot of children playing in the park, _______ parents seated together joking.

They put forward a lot of plans at the meeting, but none of _______ were carried out in their work.

They put forward a lot of plans at the meeting, none of _______ were carried out in their work.