Câu hỏi: Can you use ________ computer?

A. a

B. two

C. one

D. an

Câu 1: London is famous for _____ red buses.

A. it’s

B. its

C. it

D. it is

Câu 2: My friend is ______ so she has a lot of free time.

A. singer

B. single

C. married

D. free

Câu 3: Jane _____ as a fashion designer for ten years before becoming a famous singer.

A. worked

B. is working

C. works

D. will work

Câu 4: We always go __________ holiday __________ summer.

A. on/in

B. in/at

C. at/on

D. of/of

Câu 5: Those students are working very _____ for their next exams.

A. hardly

B. hard

C. harder

D. hardest

Câu 6: Under no circumstances ________ or exchanged.

A. good will be returned

B. goods should be returned

C. can good be returned

D. are goods being returned