Câu hỏi: Four generations living in the same roof will have different ____ of lifestyle.

A. gaps

B. rules

C. manners

D. viewpoints

Câu 1: Professor Berg was very interested in the diversity of cultures all over the world.

A. variety

B. changes

C. conservation

D. number

Câu 2: Those companies were closed due to some seriously financial problems.

A. taken off

B. put away

C. wiped out

D. gone over

Câu 3: A good leader should not be conservative, but rather ______ to new ideas.

A. receptive

B. acceptable

C. permissive

D. applicable

Câu 4: She's a down-to-earth woman with no pretensions.

A. ambitious

B. creative

C. idealistic

D. practical

Câu 5: It is crucial that urban people not look down on rural areas.

A. evil

B. optional

C. unnecessary

D. vital

Câu 6: These projects have proved to be very effective in dealing with global climate change, which was considered an insoluble problem in the first 30 years of this century.

A. hard

B. challenging

C. unsolvable

D. unbearable