题目内容
4.
A. There were more important space missions.
B. the space agency lacked technology for the programme.
C. The current shuttle missions would continue.
D. Congress failed ti pass president Obama's budget.
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News Report Three 5.
A. Electricity shortage.
B. Food shortage.
C. The heavy burden of studies.
D. Overtime exposure to sunlight.
7.
A. Students in Southeast Asia have great pressure in study.
B. Genetic factors in visual impairment and blindness.
C. Students in Southeast Asia should spend more time outdoors.
D. The reason why students in Southeast Asia have pressure.