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

A. enough

B. would have travelled

C. the

D. world

Câu 1: 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 2: He has a great deal of books most of which are on science and technology.

A. a great deal of

B. most of

C. which

D. are on

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: We are going to visit our grandparents when we will finish our final exams.

A. are going to

B. our

C. when

D. will

Câu 5: There are much kinds of books in my school library,but readers cannot borrow them.

A. are

B. much

C. in

D. cannot

Câu 6: In the end of the party, Mary found herself washing the dishes alone again, as usual.

A. In the end of

B. herself

C. washing

D. as usual