[单项选择]Several passages were found ______ when the book ______ me.
A. missing; returned
B. lost; was returned
C. gone; was returned to
D. disappeared; was returned to

[单项选择]Several passages were found ______ when the book______ me.
A. missing; returned
B. lost; was returned
C. gone; was returned to
D. disappeared; was returned to

[单项选择]Several passages were fount （　）when the book （　） me.
A. missing; returned
B. lost; was returned
C. gone; was returned to
D. disappeared; was returned to

[单项选择]Several passages were fount ______ when the book ______ me.
A. missing; returned
B. lost; was returned
C. gone; was returned to
D. disappeared; was returned to

[单项选择]Several leaves were found______when the book______me.
A. missing; returned
B. lost; was returned
C. gone; was returned to
D. disappeared; was returned to

[单项选择]When we were in the mountains, we often found ourselves entirely enveloped by the fog.
A. confined
B. surrounded
C. darkened
D. blocked

[单项选择]When were pulse rates taken
A. After every exercise period.
B. Every time the ratio of active riding was increased.
C. Every day.
D. After each step-test.

[单项选择]The children were surprised when the teacher had them ______ their books unexpectedly.


A. closed
B. to close
C. closing
D. close

[单项选择]

Passage Three
The traffic lights were red when the driver reached them. To the surprise of his passenger, the car did not slow down. Unexpectedly the passenger was thrown forward in the vehicle as the driver put on his brakes at the last moment. The car stopped just in time.
"Sorry, I didn’t notice the light. I thought it was green until I saw that it was the top light which was shining."
This strange story is quite true. About ten men in every hundred are color blind in some way; women are luckier——only about one in two hundred suffers from color blindness.
In some cases, a man may not be able to see deep red. He may think that red, orange and yellow are all the same as green.
People often like one color more than others. Blue is the color of the sky and sea. Green makes us think of fields and trees. Red is the color of blood and makes some people think of danger. Black is the color of night. In the dark
A. he can see the difference between red and deep red
B. he can see the difference between blue and green
C. he can't tell the difference between orange and green
D. he thinks green is the same as blue

[单项选择]There were intervals when the sun broke through the clouds, because the showers were ______.
A. slight
B. intermittent
C. enduring
D. impulsive

[单项选择]Travel and __ were changed when the steamship was invented.
A. transportation
B. tradidon
C. transmission
D. transformation

[单项选择]Even when they were allowed to work, they were never given responsible jobs.
A. 即使她们允许别人工作，她们也会负起责任。
B. 即使她们被允许工作，她们也不会负起责任。
C. 即使她们被允许工作，她们也决不会得到合适的工作。
D. 即使她们允许别人工作，她们也不会给别人合适的工作。