Câu hỏi: Nutritionists believe that vitamins circumvent diseases.

A. defeat

B. nourish

C. help

D. treat

Câu 1: The soliders will do anything to halt the enemies from entering.

A. stop

B. start

C. keep on

D. kill

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: Synthetic products are made from chemicals or artificial substances.

A. natural

B. made by machine

C. man-made 

D. unusual

Câu 4: About 95% of all animals are invertebrates which can live anywhere, but most, like the dtarfish and crab, live in the ocean.

A. with backbones

B. with ribs

C. without ribs

D. without backbones

Câu 5: He is over the moon about his good marks.

A. satisfied

B. very happy

C. stressed

D. disappointed

Câu 6: Adverse weather conditions made it difficult to play the game.

A. good

B. bad

C. comfortable

D. severe