Câu hỏi: Professor Berg was very interested in the diversity of cultures all over the world. (Mark the letter A, B, C, or D to indicate the word or phrase that is CLOSEST in meaning to the underlined part in each of the following questions.)

A. variety

B. changes

C. conservation

D. number

Câu 1: One of Vietnamese traditions is a belief in _______ families and in preserving their cultures.

A. wealthy

B. secure

C. safe

D. close-knit

Câu 2: Sometimes she does not agree _______ her husband about child rearing but they soon find the solutions.

A. for

B. on

C. with

D. of

Câu 3: He was _______ when I had those problems and said whatever I did he would stand by me.

A. supportive

B. exciting

C. busy

D. dull

Câu 4: The ______ to success is to be ready from the start.

A. key

B. response

C. agreement

D. demand

Câu 5: Socially, the married _______ is thought to be the basic unit of society.

A. couple

B. pair

C. twins

D. double

Câu 6: He was determined to give his family a secure and solid _______.

A. base

B. floor

C. basement

D. ground