Câu hỏi: Since I have been ill, my appetite has diminished. 

A. disire for exercise

B. desire for sleep

C. desire for food

D. desire for travelling

Câu 1: There has been a lot of………..against nuclear weapons.

A. criticism

B. contest

C. protest 

D. conflict

Câu 2: Argh! This noise is giving me a ________.

A. Headouch

B. Headache

C. Headpain

D. Headhurt

Câu 3: The rivers can be…………..by chemicals. 

A. poisonous 

B. contaminated

C. flooded

D. polluting

Câu 4: Einstein's …….is really too difficult for the average people to understand. 

A. explanation

B. knowledge

C. experiment

D. theory

Câu 5: He can make change in his timetable when he wants to. It means that he's got a……….timetable. 

A. modern 

B. fashionable

C. flexible

D. convenient

Câu 6: "Why didn't you buy that car?" - "Because it was so expensive that I couldn't……….it. 

A. afford

B. give 

C. have

D. offer