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

A. situation

B. attention

C. place

D. matter

Câu 2: I missed the lessons yesterday so I have to___________ on work.

A. put up

B. catch up

C. work up

D. go with

Câu 3: With the strong support of their countrymen, the Vietnamese athletes competed in ___________ spirits.

A. big

B. strong

C. high

D. lot

Câu 4: Reading ___________ an integral role in enhancing knowledge and relaxing.

A. has

B. holds

C. takes

D. plays

Câu 5: Many plants and animal species are now on the _______ of extinction.

A. danger

B. border

C. margin

D. verge

Câu 6: Billy, come and give me a hand with cooking.

A. help

B. prepared

C. be busy

D. attempt