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

A. size

B. pair

C. set

D. couple

Câu 1: The office lifts are out of ______ again.

A. operating

B. order

C. work

D. working

Câu 2:  This blue door was _____ painted green.

A. lastly

B. firstly

C. originally

D. presently

Câu 3: Can you possibly make ______ what he has written here?

A. for

B. up

C. out

D. up for

Câu 4:  Can’t you _____ your chief to let you have a holiday?

A. overcome

B. succeed

C. persuade

D. reason

Câu 5:  Because of the fine weather, we had all our classes in the ______ air.

A. full

B. clear

C. open

D. outside

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

A. track

B. lane

C. path

D. alley