1 . When the children are walking or ________ (cycle) to school on dark mornings,…（所给词的适当形式填空）

2 . My washing machine ___________this week, so I have to wash my clothes by hand.

A．was repaired	B．is repaired
C．is being repaired	D．has been repaired

3 . （2022年浙江卷1月）But Cobb and others ________ (be) now questioning that idea pushing conferences to provide more chances to participate remotely, and ________ (change) their personal behavior to do their part in dealing with the climate change crisis. （所给词的适当形式填空）

4 . Professor Smith, along with his assistants, ______ on the project day and night to meet the deadline these days.

A．work

B．works

C．is working

D．are working

5 . WeChat(微信), as well as telephones ________ an important part in our daily communication.

A．are playing

B．is playing

C．have played

D．play

6 . —Could we have a word before you leave?
—Sure, wait a moment. I ______ my work, but it won’t take long.

A．would just finish	B．have just finished
C．just finished	D．am just finishing

7 . --- Alan, it’s late. Why not go to bed?
--- Jenny hasn’t come back yet. I ________ for her.

A．waited

B．have waited

C．am waiting

D．was waiting

8 . Mr. Blake ________ Shanghai in a few days. Do you know when the earliest plane ________ on Sunday?

A．is leaving; is taking off	B．leaves; takes off
C．is leaving; takes off	D．leaves; is taking off

9 . Look! A volunteer ______ an old lady cross the street.

A．is helping

B．was helping

C．help

D．helped