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【单选题】
What does the author mean by saying that 'the carbon emitted by air travel currently has 'no technofix''(para. 3)
A.
Technologies for carbon reduction in all industries, including aviation, do not exist yet.
B.
Technologies are not available for carbon reduction with the current aircraft models.
C.
Technologies designed to cut pollution from electricity generation and from air travel are not the same.
D.
Technologies to cut carbon from power plants cannot be used to cut carbon from planes.
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【简答题】computer hard drive
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【单选题】How will the man review the report?
A.
With a hard copy．
B.
With his own computer．
C.
With Barbara's computer.
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【简答题】根据提示完成对话。 Tom: Good morning, Doctor. Doctor: Good morning. What's your trouble, young man? Tom: I've got a bad cold. I've a headache and a running nose. Doctor:I see. Let me check you. 1._____ (你有必要吃些...
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【单选题】If you want to be a ______, you should study math hard.
A.
reporter
B.
musician
C.
soccer player
D.
computer programmer
查看完整题目与答案
【单选题】Jack won the first prize in the computer competition. Two years of hard work and patience _______ in the end.
A.
paid up
B.
paid out
C.
paid back
D.
paid off
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