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: I ..................... you a copy of the article tomorrow.

A. send

B. was sending

C. will send

D. will be sent

Câu 2: 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 3: Ansel Adams was a landscape photographer ............................. photographs show the nature of the western United States.

A. of his

B. whose 

C. of whom

D. his

Câu 4: Thehamburger is eaten all over the world. The first hamburgers(1)........................ in Connecticut in 1895 by an Americanchefcalled LouisLassen. Louis (2)................... them hamburgers because he (3)..................... the recipe by sailors from Hamburg in Germany. Hamburgers (4)........................ afavourite in America in the early twentieth century. Their popularity(5)...................... even more after the Second WorldWar,            when they(6)................. in large quantities by teenagers who (7) ................... fast foodto family meals. In 1948, two brothers, Dick and Mac McDonald(8) ...................... a drive-in hamburger restaurant in San Bernardino, California.Since then, over 25,000 McDonald's restaurants (9).................. worldwide andnow 35 million McDonald's hamburgers (10)............................. every day in 115countries from India to the Artie Circle.

A. are sold

B. were sold

C. have been sold  

D. sold

Câu 5: 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 6: Choose the correct answer A, B, C or D.

A. less convenient as

B. less convenient than

C. not so convenient than

D. the most convenient as