It's hot here, Would you mind ______ the windows.
A. to open
B. open
C. opening
D. opened
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Sunlight seems to （） than the light of the moon.
A. have to travel a greater distance
B. move less quickly
C. travel much quickly
D. be less powerfull
The passage implies that one of the most important factors for Keith Peiris’ success is （）
A. a good family education
B. the invention of the computer
C. the great help from the school
D. the advantage of his age
25（）
A. sent
B. made
C. carried
D. did
咨询工程师在决策研究工作中必须坚持( )的原则。
A. 客观、公正、科学、可靠
B. 客观、公平、科学、可靠
C. 客观、公正、认真、诚信
D. 客观、公平、认真、诚信
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