Câu hỏi: A novel is a story long enough to fill a complete book, in that the characters and events are usually imaginary.

A. long enough

B. complete

C. that

D. imaginary

Câu 1: The assumption that smoking has bad effects on our health have been proved.

A. that

B. effects

C. on

D. have been proved

Câu 2: It is important that cancer is diagnosed and treated as early as possible in order to assure a successful cure.

A. is diagnosed

B. treated

C. as early as possible

D. to assure

Câu 3: Not until he got home he realized he had forgotten to give her the present.

A. got

B. he realized

C. her

D. the present

Câu 4: The earth is the only planet with a large number of oxygen in its atmosphere.

A. the

B. number

C. oxygen

D. its

Câu 5: It is vitally important that she takes this medication night and morning.

A. vitally

B. that

C. takes

D. medication

Câu 6: Most bothersome flies belong to the family Sarcophagidae and are popular known as flesh flies because the larvae feed on flesh.

A. belong to

B. popular known

C. because

D. feed on