Câu hỏi: Although we ______ all day, we haven’t managed to find a suitable applicant.

A. are interviewing

B. had interviewed

C. have been interviewing

D. interviewed

Câu 1: The sun is shining and there are very few clouds; _______, I am sure it is going to rain.

A. what's more

B. hence

C. thus

D. nevertheless

Câu 2: Although they had no money, _________ .

A. so they were content.

B. for, their content.

C. they were content.

D. but they were content.

Câu 3: Sometimes Mr. Pike has to work very late _______ night to do some important experiments.

A. in

B. at

C. for

D. on

Câu 4: These quick and easy _______ can be effective in the short term, but they have a cost.

A. solve

B. solvable

C. solutions

D. solvability

Câu 5: It _______ it is parents' responsibility to take good care of their children.

A. commonly says that

B. commonly to be said that

C. is commonly said that

D. is commonly saying

Câu 6: John is _______ only child in his family so his parents love him a lot.

A. a

B. an

C. the

D. no article