Câu hỏi: Before you sign anything important, pay careful _____ to all the conditions.

A. notice

B. attention

C. regards

D. reference

Câu 1:  It is a very popular play, and it would be wise ______ seats well in advance.

A. occupy

B. book

C. buy

D. preserve

Câu 2: The children will not be allowed to come with us if they don’t _______ themselves better.

A. direct

B. behave

C. declare

D. compose

Câu 3:  As soon as the children were _____ , their mother got them out of bed and into the bathroom.

A. woke

B. wake

C. awake

D. waken

Câu 4: The two scientists disagreed and a _______ argument developed.

A. wet

B. bitter

C. salty

D. sour

Câu 5: The room was so quiet that she could hear the _____ of her heart.

A. beating

B. tapping

C. knocking

D. striking

Câu 6: My mother takes care ............... sick children.

A. about

B. in

C. at

D. of