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

A. about

B. in

C. at

D. of

Câu 1: When the bill came, he had to _____ money from his brother to pay it.

A. borrow

B. lend

C. loan

D. let

Câu 2: In the market, the merchants _______ and joked with their friends and neighbours.

A. bargained

B. gardened

C. bearded

D. changed

Câu 3:  This ____ is not big enough to cut down a tree.

A. axe

B. hammer

C.  screw

D. knife

Câu 4: After lunch I felt ______ enough to ask my boss for rise.

A. strong

B. bold

C. encouraged

D. bald

Câu 5: The two scientists disagreed and a _______ argument developed.

A. wet

B. bitter

C. salty

D. sour

Câu 6: The bicycle was moving so fast that its rider could not ______ an accident.

A. leave

B. avoid

C. miss

D. overtake