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

A. because

B. let alone

C. instead of

D. so that

Câu 1: The computer allows us to work fast and _______.

A. efficiently

B. differently

C. variously

D. freshly

Câu 2: He was very respectful at home and _______ to his parents.

A.  responsible

B. caring

C. obedient

D. lovely

Câu 3: I do not think there is a real ______ between men and women at home as well as in society.

A. attitude

B. value

C. measurement

D. equality

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

A. after

B. up

C. to

D. through

Câu 5: It is thought that traditional marriage _______ are important basis of limiting divorce rates.

A. appearances

B. records

C. responses

D. values

Câu 6: The ______ to success is to be ready from the start.

A. key

B. response

C. agreement

D. demand