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

A. most successful

B. more successful

C. the more successful

D. the most successful

Câu 1: 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

Câu 2: Choose the correct answer to fill in the blank. 

A. that are

B. being

C. are

D. are being

Câu 3: In 1849, Walter Hunt, ...................... American inventor, patented a designthat served as the basis for modem safety pins.

A. an

B. he was an

C. who

D. was an

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

A. park

B. parks

C. is parked

D. was parked

Câu 5: 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 6: The electric light bulb ........................ by Thomas Edison.

A. invented

B. was invented

C. invents

D. is invented