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單項選擇題Let's not wait any longer, he might not（）at all.

A.turn over
B.turn up
C.turn on
D.turn down

1.單項選擇題One day while Mr. King was working, he had a(an)（）and his left leg was badly injured.

A.business
B.accident
C.matter
D.event

2.單項選擇題It is assumed that students at an intermediate level will have a good（）of the basic structures and vocabulary of English.

A.command
B.commanding
C.to command
D.commanded

3.單項選擇題I am pleased to take（）to exchange views with you.

A.this opportunity
B.a chance
C.this time
D.aperiod

4.單項選擇題Please leave the key under the door（）you go out.

A.in case
B.in the case
C.in case of
D.in the case of

5.單項選擇題We have kept（）our friendship by writing to each other, so we are true friends.

A.back
B.up
C.off
D.down

6.單項選擇題It（）that I met one of my old classmates on my way home yesterday.

A.took place
B.occurred
C.broke out
D.happened

7.單項選擇題We advised him to give up smoking,（）a lot of exercise.

A.to do
B.and to do
C.and do
D.and doing

8.單項選擇題The refrigerator is（）we must buy some food.

A.bare
B.blank
C.hollow
D.empty

9.單項選擇題These plants are rather difficult（）

A.to look after
B.to be looked after
C.being looked after
D.looking after

10.單項選擇題The act of speaking will also help to improve listening comprehension（）

A.to some way
B.in the way
C.to some extent
D.in the extent