Câu hỏi: Professor Berg was very interested in the diversity of cultures all over the world.

A. variety

B. changes

C. conservation

D. number

Câu 1: You can’t stop smoking immediately. Just try to …….. a little.

A. go on

B. give up

C. keep

D. delete

Câu 2: With so many daily design resources, how do you stay up-to-date with technology without spending too much time on it?

A. update new status

B. connect to Internet all day

C. get latest information

D. use social network daily

Câu 3: Those companies were closed due to some seriously financial problems.

A. taken off

B. put away

C. wiped out

D. gone over

Câu 4: It isn't ____ for him to take charge of the financial burden on his family.

A. boring

B. expensive

C. easy

D. mind

Câu 5: It will take more or less a month to prepare for the wedding.

A. approximately

B. generally

C. frankly

D. simply

Câu 6: With the dawn of space exploration, the notion that atmospheric conditions on Earth may be unique in the solar system was strengthened.

A. outcome

B. continuation

C. beginning

D. expansion