1 . Though ________ with COVID-19, he continued working while staying at home.

A．affected

B．having affected

C．was affected

D．affecting

2 . Do you know when           International Space Station started working in           space?

A．the; the

B．/;/

C．the;/

D．/; the

3 . The little boy           a small tree and had a fall.

A．tripped over

B．tended to

C．faded away

D．responded to

4 . Will Smith must be the winner of the Oscar Award for the Best Actor, ________ he?

A．mustn’t

B．can’t

C．isn’t

D．wasn’t

5 . After receiving the prize for writing, he went on           his gratitude toward his English teacher.

A．to have expressed

B．being expressed

C．express

D．to express

6 . Jessica isn’t in the classroom;           she have gone to the library?

A．must

B．should

C．will

D．can

7 . —You should have informed me earlier.
——Sorry, I           you, but I was in such a hurry and forgot.

A．would be phoned	B．would phone
C．was going to phone	D．was going to be phoned

8 . Being aware that her parents are old, she’s hunting for work outside, determined to gain          independence.

A．typical

B．financial

C．physical

D．external

9 . — Are you one of the performers this evening?
— I’d          , but I’m not.

A．like

B．like to

C．like to be

D．like to have

10 . Faced with many dilemmas            she had to make hard choices, Lin Qiaozhi always put others first.

A．as

B．that

C．where

D．when