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

A. some

B. say

C. than

D. is

Câu 1: 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 2: 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 3: The Games' organizers faced significant bed shortages because the record number of more than 13,000 athletes and officials who attended the 2006 Games

A. faced

B. bed shortage

C. because

D. attended

Câu 4: For the first time in the history of the country, the person which was recommended by the president to replace a retiring justice on the Supreme Court is a woman.

A. which

B. was recommended

C. to replace

D. retiring

Câu 5: Although Nam worked very hard, but he didn’t pass the final exam.

A. Although

B. hard

C. didn’t

D. pass

Câu 6: When precipitation occurs, some of it evaporates, some runs off the surface it strikes, and some sinking into the ground.

A. When

B. it

C. runs off

D. sinking