单项选择题

A. Clothing.
B. Electrical appliance.
C. Travel agencies.
D. Photographic equipment.
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单项选择题
A. Since there are more jobs available, more students choose computer science as their major. B. There are not enough grads qualified for computer science employment. C. More students graduating with computer science degrees can meet the qualification. D. There are more than enough grads qualified for computer science employment.
A. Since there are more jobs available, more students choose computer science as their major.
B. There are not enough grads qualified for computer science employment.
C. More students graduating with computer science degrees can meet the qualification.
D. There are more than enough grads qualified for computer science employment.
单项选择题
A. Its chemical elements must be studied. B. Its temperature must be lowered. C. Big spaceships must be built. D. Its atmosphere must be changed.
A. Its chemical elements must be studied.
B. Its temperature must be lowered.
C. Big spaceships must be built.
D. Its atmosphere must be changed.
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