Câu hỏi: Samuel Clemens, ................ under the pen name Mark Twain, createdcharacters that reflected purely American life.

A. he wrote

B. was writing

C. wrote

D. who wrote

Câu 1: The journey, ........................ alone for most of the way, was in the name of charity.

A. I undertook

B. that I undertook

C. which I undertook

D. undertaking

Câu 2: 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 3: Books .............. of leather are longer lasting than books that are made of paper.

A. made

B. are made

C. making 

D. which made

Câu 4: Florida ............... by thousands of tourists every winter.

A. visited

B. visits

C. was visited

D. is visited

Câu 5: I .................... your keys on the table by the bed last night.

A. saw

B. are seen

C. was seen

D. see

Câu 6: Henry Ford, ..................... ,was an outstanding innovator.

A. he founded the Ford Motor Company

B. founded the Ford Motor Company

C. who founded Ford Motor Company

D. the Ford Motor Company founded