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

A. base

B. floor

C. basement

D. ground

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: I put your keys in the drawer _______ they cannot get lost.

A. because

B. let alone

C. instead of

D. so that

Câu 3: Socially, the married _______ is thought to be the basic unit of society.

A. couple

B. pair

C. twins

D. double

Câu 4: It's hard work looking _______ three children all day.

A. after

B. up

C. to

D. through

Câu 5: The computer allows us to work fast and _______.

A. efficiently

B. differently

C. variously

D. freshly

Câu 6: His ideas about marriage are quite different ______ mine.

A. with

B. from

C. for

D. on