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

A. opaque

B. transparent

C. solid

D. invisible

Câu 1: Can you possibly make ______ what he has written here?

A. for

B. up

C. out

D. up for

Câu 2:  Suddenly the crowd _____ and moved back, and the police pushed through.

A. parted

B. halved

C. doubled

D. departed

Câu 3:  This blue door was _____ painted green.

A. lastly

B. firstly

C. originally

D. presently

Câu 4:  I’ve never seen such a big ______ of feet!

A. size

B. pair

C. set

D. couple

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:  Can’t you _____ your chief to let you have a holiday?

A. overcome

B. succeed

C. persuade

D. reason