Câu hỏi: Make sure you ______ up the data on your computer, because you might get a virus.

A. back

B. store

C. save

D. copy

Câu 1: His work ______ new ground in the treatment of cancer. It is now giving many cancer victims hope of complete recovery.

A. broke

B. found

C. dug

D. uncovered

Câu 2: Daisy has spent the last two weekends _____ hundreds of photographs so that she can put them in separate albums.

A. playing at

B. sorting out

C. cutting off

D. filling up

Câu 3: I’m a great believer in the _____ of reading books and taking up a sport, which offer you both knowledge and healthy.

A. benefits

B. exercises

C. practices

D. points

Câu 4: When the kids asked him about his girlfriend, he’d go as red as a __________.

A. tomato

B. chili

C. strawberry

D. beetroot

Câu 5: The climate is not dry at all; in fact, they have ____ of water.

A. a redundancy

B. an abundance

C. a deficiency

D. a mixture

Câu 6: I was very sad when the vet said he’d have to _____ Gertie, our lapdog.

A. put down

B. fell up to

C. pull through

D. wear off