Câu hỏi: This vertical section of the soil shows four basic soil layers.

A. visible

B. important

C. necessary

D. horizonal

Câu 1: If you are not inside a house, you do not know about its leaking.

A. upon

B. outdoors

C. outside

D. near

Câu 2: To be prepared for war is one of the most effectual means of preserving peace.

A. best

B. worst

C. fastest

D. least

Câu 3: This wine is so sweet that I couldn’t drink the second glass.

A. sour

B. sugar

C. dull

D. dissolved

Câu 4: He put on his best clothes for the party.

A. wear

B. take off

C. turn off

D. dress

Câu 5: Mr. Smith's new neighbors appear to be very generous.

A. mean

B. pleasant

C. mean

D. easy-going

Câu 6: For many young people in Britain, being in one of the school teams and playing in matches is very important.

A. ill

B. sick

C. meaningless

D. small