This passage is primarily aboutA.the greenhouse effectB.the burning of fossil fue
This passage is primarily about
A.the greenhouse effect
B.the burning of fossil fuels
C.the potential effect of air pollution
D.the likelihood of a new ice age
This passage is primarily about
A.the greenhouse effect
B.the burning of fossil fuels
C.the potential effect of air pollution
D.the likelihood of a new ice age
第2题
在图采用邻接表存储时,求最小生成树的Prim算法的时间复杂度为()。
A.O(n)
B.O(n+e)
C.O(n2)
D.O(n3)
第3题
In this passage a "friend" can be______.
A.a workmate
B.a football teammate
C.a boy or a girl
D.all of the above
第4题
Which of the following methods of rhetoric is NOT used in this passage?
A.questions and answers
B.figures
C.examples
D.analogy
第5题
In this passage "unstable" means ______.
A.frightening
B.fast
C.shaky
D.undesirable
第6题
This passage is______.
A.news
B.notice
C.job advertisement
D.academic paper
第7题
This passage is mainly about______.
A.accommodation
B.entertainment
C.telecommunication
D.transportation
第8题
In this passage the word "gawk" means ______.
A.laugh
B.stare
C.frown
D.glare
第9题
The author of this passage implies that nowadays the story of Jack would be ______.
A.believable
B.inspiring
C.unbelievable
D.sad