Câu hỏi: It’s necessary __________ your listening and writing skills.

A. to improve

B. improve

C. improving

D. improved

Câu 1: My friend and I _______ your sister tomorrow afternoon after she _______ her work.

A. will meet-will finish

B. will meet-has finished

C. will have met-has finished

D. will have met-will finish

Câu 2: You should learn ________ heart all the new words for revision.

A. by

B. in

C. for

D. of

Câu 3: There _______ a flower vase, a jar of jam, and some flour on the table.

A. be

B. is

C. are

D. were

Câu 4: Gold _______in California in the 19th century.

A. was discovered

B. has been discovered

C. was discover

D. they discovered

Câu 5: What should you consider before _________ for an exercise class?

A. sign up

B. to sign up

C. signing up

D. will sign up

Câu 6: We decided ________ at home this afternoon.

A. staying

B. stayed

C. stay

D. to stay