Câu hỏi: When there was a short ______ in the conversation, I asked if anyone would like anything to drink.

A. fall

B. balnk

C. wait

D. pause

Câu 1:  The deep pool was so brown and weed-covered that it was almost ______.

A. opaque

B. transparent

C. solid

D. invisible

Câu 2: The child enjoyed _____ up the wooden bricks then knocking them down.

A. adding

B. pushing

C. piling

D. forming

Câu 3: He was pleased to have the _____ to hear such a fine musician play his favourite piece of music.

A. occasion

B. possibility

C. fate

D. opportunity

Câu 4: The office lifts are out of ______ again.

A. operating

B. order

C. work

D. working

Câu 5: My employer’s ______ of my work does not matter to me at all.

A. belief

B. opinion

C. expression

D. value

Câu 6: He is paving the garden _____ with flat stones of various shapes.

A. track

B. lane

C. path

D. alley