Câu hỏi: The people………………….this office are very helpful.

A. In

B. work

C. are working

D. work in

Câu 1: Chris is…………………than his brother.

A. short

B. shortest

C. the shortest

D. shorter

Câu 2: I play checkers sometimes, but I think chess is…………………

A. an interesting

B. more interesting

C. more interesting than

D. interestingly

Câu 3: 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 4: The weather yesterday was extremely .......................

A. hotly

B. heat

C. hot

D. heater

Câu 5: Kathleen was the only student………………..the test.

A. falls

B. is failing

C. failed

D. to fail

Câu 6: Elizabeth sounded ................. on the telephone last night.

A. happens

B. happening

C. happy

D. happily