Câu hỏi: When you see your teacher approaching you, a slight wave to attract his attention is appropriate.

A. coming nearer to

B. pointing at

C. looking up to

D. catching sight of

Câu 1: Billy, come and give me a hand with cooking.

A. help

B. prepared

C. be busy

D. attempt

Câu 2: ……….. is the state of not knowing how to read or write.

A. literacy

B. illiteracy

C. campaign

D. struggle

Câu 3: Some of the participating schools have also decided to use green cleaning products, which are safer since they do not ……. harmful chemicals into the environment.

A. release

B. expose

C. compound

D. deplete

Câu 4: This is the instance where big, obvious non-verbal signals are appropriate.

A. situation

B. attention

C. place

D. matter

Câu 5: We must start a …………. for illiteracy eradication immediately

A. contest

B. company

C. champion

D. campaign

Câu 6: Whenever problems come up, we discuss them frankly and find solutions quickly.

A. happen

B. encounter

C. arrive 

D. clean