Câu hỏi: She didn't ……….doing the ironing, as she didn't want to go out anyway.

A. object

B. matter

C. refuse 

D. mind

Câu 1: Einstein's …….is really too difficult for the average people to understand. 

A. explanation

B. knowledge

C. experiment

D. theory

Câu 2: There has been a lot of………..against nuclear weapons.

A. criticism

B. contest

C. protest 

D. conflict

Câu 3: I talked to _______ grandmother for three hours last night.

A. he

B. him

C. his

D. himself

Câu 4: The rivers can be…………..by chemicals. 

A. poisonous 

B. contaminated

C. flooded

D. polluting

Câu 5: "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

Câu 6: Her hair isn't completely straight - it's slightly ________.

A. Wavy

B. Curl

C. Waved

D. Bent