The number of the newly admitted students ______ over 300, but a number of them ______ not arrived yet.
A. is, has
B. are, have
C. is, have
D. are, has
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______ at the meeting that everyone present was convinced.
A. So forcefully he spoke
B. So forcefully did hc speak
C. So forcefully was he spoken
D. So forcefully has he spoken
Which of the following is not mentioned as the reason of drinking and using drugs in the passage（）
A. the selling of alcohol and drugs
B. pressure from their parents and relatives
C. curiosity
D. their eagerness to experience what is not permissible to them
The paragraph following the passage will most probably discuss ______ .
A. examples of successful young men
B. how to build up one's position in society
C. joys and pains of old people
D. what to do when one has problems in life
According to the passage, dogs and cats ______ .
A. as well as human beings cannot see some colours
B. have fewer cones than human beings
C. have less rods than human beings
D. can see colours as well as human beings
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