Câu hỏi: The US troops are using much more sophisticated weapons in the Far East.

A. difficult to operate

B. expensive

C. complicated

D. straightforward

Câu 1: There is growing concern about the way man has destroyed the environment.

A. reduce

B. attraction

C. consideration

D. speculation

Câu 2: We are very grateful to Professor Humble for his generosity in donating this wonderful painting to the museum.

A. meanness

B. sympathy

C. gratitude

D. churlishness

Câu 3: I am afraid I haven’t allowed him enough initiative, said Father Payne, that’s a bad habit of mine.

A. determination

B. encouragement

C. beginning

D. cowardice

Câu 4: Synthetic products are made from chemicals or artificial substances.

A. natural

B. made by machine

C. man-made 

D. unusual

Câu 5: Adverse weather conditions made it difficult to play the game.

A. favorable

B. bad

C. comfortable

D. severe

Câu 6: At the managers' meeting, the group decided against the new project as a viable option and decided on another direction to ensure success for the company's fall line.

A. impractical

B. feasible

C. practical

D. positive