in case of
so
lest
as
第1题：
An alarm device inserted between the deaerating tank and the expansion tank can notify the on-watching crew that .
A.the expansion tank is lack of water
B.the expansion tank is over flowing
C.there is something wrong with the cooling system
D.there is something wrong with the engine
第2题：
Jim looked up with a slightly worried expression. (英译汉)
第3题：
A.since
B.when
C.lest
D.as if
第4题：
Jim and Li Lei __________ the football match this evening.
A、will be going to watch
B、will going to watch
C、are going to watch
D、will go to be
第5题：
A.Right.
B.Wrong.
第6题：
A.knocked out
B.knocked off
C.knocked at
D.knocked over
第7题：
A、to
B、of
C、in
D、at
第8题：
______,Mr. Brown saw the washing machine which had been repaired go wrong again.
A. To his surprise
B. It was surprised
C. Surprising
D. By surprise
第9题：
第10题：
The oil index of main engine should be controlled to prevent it from ____ in heavy weather.
A.over heat
B.over speed
C.over pressure
D.over worn