Câu hỏi: Dinosaurs became extinct millions of years ago because of the earth's climate changed drastically.

A. became extinct

B. because of

C. The earth’s

D. drastically

Câu 1: There is a severe famine in Somalia, and thousands of people are dying from hunger.

A. There is

B. thousands of people

C. are dying

D. from hunger

Câu 2: In the early 1900's, Pennsylvania's industries grew rapidly, a growth sometimes accompanied by disputes labor.

A. the early 1900’s

B. industries

C. accompanied by

D. labor

Câu 3: Some people often say that using cars is not as convenient than using motorbikes.

A. some

B. say

C. than

D. is

Câu 4: If you need to keep fit, then why not take on a sport such as badminton or tennis?

A. to keep

B. why not take

C. on

D. a sport such as

Câu 5: It was not when he talked to her that he knew the truth.

A. was not

B. when

C. talked to

D. knew the truth

Câu 6: People are not allowed enter the park after midnight because of lack of security.

A. allowed enter

B. after

C. because of

D. of