Câu hỏi: 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 1: Affluent families find it easier to support their children financially.

A. Wealthy

B. Well-off 

C. Privileged

D. Impoverished

Câu 2: 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 3: The US troops are using much more sophisticated weapons in the Far East.

A. difficult to operate

B. expensive

C. complicated

D. straightforward

Câu 4: No one knew precisely what would happen to a human being in space

A. casually

B. flexibly

C. wrongly

D. informally

Câu 5: Nutritionists believe that vitamins circumvent diseases.

A. defeat

B. nourish

C. help

D. treat

Câu 6: 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