Câu hỏi: Optimists believe that in future we will be living in a cleaner environment, breathing fresher air and eat healthier food.

A. Optimists believe

B. in future

C. living in a cleaner

D. eat healthier food

Câu 1: Both Mr. and Mrs. Smith are explaining the children the rules of the game.

A. Both Mr. and Mrs. Smith

B. are

C. explaining

D. the children the rules of the game

Câu 2: The director, as well as his wife and two children, were injured in the accident.

A. the

B. well

C. were

D. in

Câu 3: In July of 1861, Pat Garett killed Billy the Kid in a house close Fort Summer.

A. close Fort Summer

B. of

C. In

D. in a house

Câu 4: I can’t go out tonight because I have too many work to do.

A. can’t

B. because

C. too many

D. to do

Câu 5: There are many reasons why a particular species may become endangering.

A. endangering

B. may

C. a

D. reasons why

Câu 6: The harder he tried, the worst he danced before the large audience.

A. before

B. the

C. worst

D. tried