一、单项选择题。
1.In order to cater for his expenses, he has to do extra work at night.
A. meet
B. reach
C. provide
D. fill
2.She felt that she was the most solitary person on earth.
A. gloomy
B. isolated
C. feeble
D. frugal
3.Herbal medicine can be used to cure sleeplessness.
A. disrupt
B. diagnose
C. evaporate
D. remedy
4.A limited number of books on this subject are in the library.
A. little
B. small
C. tiny
D. low
5.Foreign money can be converted in this bank.
A. altered
B. changed
C. bought
D. sold
6.The river widens considerably as it begins to turn east.
A. extends
B. stretches
C. broadens
D. traverses
7.We have got to abide by the rules.
A. stick to
B. persist in
C. safeguard
D. apply
8.We were shocked to find that Mary didn't know the guest's name.
A. frustrated
B. disturbed
C. relieved
D. surprised
9.They agreed to settle the dispute by peaceful means.
A. solve
B. determine
C. untie
D. complete