1 . They went on working_________ it was late at night.

A．even if

B．as if

C．however

D．as though

2 . What_________ big success! We were all excited when the three astronauts came back safely.

A．the

B．an

C．a

D．/

3 . —I heard you didn’t enjoy the movie last night.
—         . I actually found it quite entertaining.

A．Mind your own business.	B．I couldn’t agree more.
C．That’s not the case.	D．I’m glad to hear that.

4 . Last month’s bad weather was         for the crop failure.

A．responsible

B．suitable

C．ready

D．unless

5 . Students at the university have easy          to a comprehensive library with extensive resources for their research.

A．way

B．chance

C．access

D．method

6 . She decided to         her entire career to helping underprivileged children access quality education.

A．attach

B．compare

C．owe

D．devote

7 . Even when they grow up, the twins are difficult to         .

A．tell apart

B．fall apart

C．take apart

D．apart from

8 . They scored five________ in the first half of the football game.

A．goals

B．grades

C．numbers

D．marks

9 . In order to control the________ of COVID-19 in the country, we must wear masks, wash hands, use serving chopsticks and reduce gatherings.

A．break

B．spread

C．touch

D．start

10 . To improve students’ practical ability, schools can________ activities to give students real-world work experience.

A．require

B．hold

C．reach

D．express