Câu hỏi: In 1850 ........................ established one of the first detective agencies in theUnited States.

A. it was detectivePinkerton

B. detective Pinkerton 

C. detective Pinkerton who

D. when detectivePinkerton

Câu 1: Hotels have developed ................... restaurants in this area.

A. as rapid as

B. as rapid than

C. so rapidly that

D. as rapidly as

Câu 2: Computers are considered as .................... tools today.

A. the most modern

B. more modern

C. modern as

D. much modern than  

Câu 3: I .................... your keys on the table by the bed last night.

A. saw

B. are seen

C. was seen

D. see

Câu 4: John always .................... his car in the lot by the school.

A. park

B. parks

C. is parked

D. was parked

Câu 5: Florida ............... by thousands of tourists every winter.

A. visited

B. visits

C. was visited

D. is visited

Câu 6: The harder this man works, ....................... he becomes.

A. most successful

B. more successful

C. the more successful

D. the most successful