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: Marie, ................ I met at the party, called me last night.

A. that

B. whom

C. which

D. whose

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: Is she a friend of ……….?

A. you

B. your

C. yours

D. you’re

Câu 4: My class has ……. pen, ………eraser and two books.

A. an/ an

B. a/ a

C. a/ the

D. a/an

Câu 5: She’s the woman ................ sister looks after the baby for us.

A. who

B. which

C. that's

D. whose

Câu 6: My class has Maths and Literature_________ Thursday, Friday and Saturday.

A. in

B. on

C. at

D. upon