Câu hỏi: Biology is…………………..of all my classes this semester.

A. the hardest

B. harder

C. hardly

D. harder than

Câu 1: Steve ate his dinner .................. 

A. quick

B. quickly

C. quicken

D. quickened

Câu 2: Laser discs provide images of ............................ than those ofeither television signals or video tapes.

A. best quality

B. the best quality

C. better quality

D. good quality

Câu 3: The people…………………next door aren't very friendly.

A. are living

B. live

C. is living

D. living

Câu 4: Elizabeth sounded ................. on the telephone last night.

A. happens

B. happening

C. happy

D. happily

Câu 5: Choose the one word or phrase that best completes the sentence.

A. old

B. older

C. the oldest

D. oldest

Câu 6: I play checkers sometimes, but I think chess is…………………

A. an interesting

B. more interesting

C. more interesting than

D. interestingly