Câu hỏi: You can _____ your shorthand ability by taking notes in shorthand during lectures.

A. keep on

B. keep in

C. keep up

D. keep back

Câu 1:  I should like to ______ touch with old friends but I have so little time.

A. be out of

B. be in

C. keep in

D. lose

Câu 2: He has always gone _____ strange hobbies like collecting bottle-tops and inventing secret codes.

A. into

B. by

C. in for

D. through

Câu 3: Be quiet! It’s rude to ______ people when they are speaking.

A. interfere

B. interrupt

C. prevent

D. introduce

Câu 4:  Because of the poor harvest, wheat prices have ______ in the last six months.

A. added

B. jumped

C. amounted

D. gathered

Câu 5:  The us eof plastics for shoes _____ of leather has ruined shoe repairing as a business.

A. although

B. as well

C. instead

D. outside

Câu 6: The businessman proved to be an apparently well-behaved ______ middle-aged man.

A. offensive

B. unoffending

C. inoffensive

D. innocent