Lots of doctors and nurses came back ________ Beijing in March.

A.on B.in C.to D.of

—________ do you study during the special time?

— At home.

A.When B.Where C.How D.Why

— Mum, ________ I stay at home all day?

— No, you needn't.

A.must B.should C.need D.can

My grandpa ________ chess with my uncle when we visited him.

A.plays B.played C.is playing D.was playing

It is raining heavily, ________ we have our P.E. class in the classroom.

A.for B.so C.but D.or

I often ________ dishes after supper in summer and winter vacation.

A.wash B.washed C.am washing D.have washed

We believe China is ________ country in the world.

A.strong B.more stronger C.stronger D.the strongest

My brother ________ in America for two months. We all miss him very much.

A.studies B.studied C.has studied D.was studying

Sixteen Cabin Hospitals (方舱医院) ________ in Wuhan in February, 2020.

A.build B.built C.are built D.were built

— Tom, what did you do yesterday?

— We ________ classes in Studio Classroom.

A.have B.had C.is having D.was having