Câu hỏi: Scientists ____ on the site found many ancient tools, tombs and pottery, and made some important archaeological discoveries.

A. worked

B. working

C. to work

D. to be working

Câu 1: Could you please provide us ……………..some more modern equipment?

A. for

B. by

C. in

D. x

Câu 2: Mukai Chiaki, the first female Japanese astronaut, ……….. 15 days aboard the space shuttle Columbia in space before it …….. to the Earth on July 23,1994.

A. spent - had returned

B. had spent - returned

C. was spending - was returning

D. spent - was returning

Câu 3: That’s my friend, ................ comes from Japan.

A. which

B. who

C. whom

D. where

Câu 4: I usually ______ to school by bus.

A. go

B. goes

C. going

D. gone

Câu 5: I assume that you are acquainted ________ this subject since you are responsible ________ writing the accompanying materials.

A. to/for

B. with/for

C. to/to

D. with/with

Câu 6: Where do you come……? I’m from Vietnam.

A. from

B. to

C. for

D. up