Câu hỏi: Mother’s Day is the day when children show their love on their mother on.

A. Mother’s Day

B. the day

C. when

D. on

Câu 1: The US, that is one of the most powerful countries, decided to declare a war to Iraq.

A. that

B. powerful

C. decided

D. a war to

Câu 2: His health gets good and better because he does gymnastics regularly.

A. good

B. because

C. does

D. regularly

Câu 3: By the mid-nineteenth century, land was such expensive in large cities that architects began to conserve space by designing skyscrapers.

A. By the mid-nineteenth century

B. such expensive

C. conserve

D. by designing

Câu 4: Would you mind showing me how working the lift?

A. mind

B. showing

C. how

D. working

Câu 5: Air pollution, together with littering, are causing many problems in our large, industrial cities today.

A. with

B. are

C. many

D. in our large

Câu 6: If I had enough money, I would have travelled around the world.

A. enough

B. would have travelled

C. the

D. world