Câu hỏi: The problem is not _____ to British students.

A. unique

B. uniqueness

C. uniquely

D. unitary

Câu 1: According to the schedule, the train _______ at 6 a.m.

A.  leave

B. leaving

C. will leave

D. leaves

Câu 2: We _______ to have agreed without knowing what it would cost.

A. shouldn’t

B. couldn’t

C. didn’t

D. ought not

Câu 3: Are you _______ in cash or by credit card?

A. paying

B. paid

C. having paid

D. to pay

Câu 4: Spain _____ at one time a very powerful country.

A. was

B. has been

C. is

D. was being

Câu 5: He asked me where I______ the previous day.

A. go

B. went

C. will

D.  had gone

Câu 6: The company needs to reduce its _______ on just one particular product.

A. depend

B. dependence

C. dependable

D. dependant