Câu hỏi: It is very difficult for her to prevent him for smoking in her house.

A. very

B. for 

C. prevent 

D. for smoking

Câu 1: Folklore consists of the beliefs, customs, traditions, and telling stories that people pass from generation to generation.

A. Folklore

B. the

C. telling stories

D. generation

Câu 2: Tenant farmers are those they either rent a farm and work it for themselves or work the farm for the owner and receive payment.

A. they

B. it

C. or

D. the owner

Câu 3: Henry David Thoreau was an American writer who is remembered for his faith in religious significance of the nature.

A. an

B. is

C. for

D. the nature

Câu 4: My pen has very few ink in it, so could you give me some

A. has 

B. few ink

C. could

D. some

Câu 5: A smile can be observed, described, and reliably identify, it can also be elicited and manipulated under experimental conditions.

A. identify

B. experimental

C. can also

D. A smile

Câu 6: Having finished his tem paper before the deadline, it was delivered to professor before the class.

A. having finished

B. before

C. it was delivered

D. before