Câu hỏi:  This young tree could not have been damaged by accident: I believe it was done __________.

A. in fact

B. on purpose

C. by appointment

D. by understanding

Câu 1: She heated the chocolate until it ______ , then poured it over the cake.

A. changed

B. melted

C. floated

D. flooded

Câu 2: With its expensive furniture and carefully-chosen colour scheme the room looked quite _______ .

A. luxurious

B. luxury

C. convenient

D. homely

Câu 3: Children _______ good food if they are to be healthy.

A. have

B. receive

C. need

D. desire

Câu 4: The workmen made so much ______ that Mr. walker had to spend three days cleaning up afterwards.

A. damage

B. mess

C. nuisance

D. destruction

Câu 5: The peoples of the African interior began to ______ gold in exchange for the goods they needed from abroad.

A. afford

B. offer

C. receive

D. accept

Câu 6:  If you don’t mind, I should like to ______ a suggestion.

A. make

B. show

C. reach

D. place