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【单选题】
金属的腐蚀给人们带来了巨大的损失，防止金属的腐蚀方法很多，最常用的是在金属表面形成保护层．下列不属于这种方法的是（ ）A.
在铁栅栏的表面油漆
B.
在加、铬等制成不锈钢
C.
在自行车链条上涂油
D.
将金属表面氧化成氧化膜
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【单选题】It can be inferred from the passage that ______.
A.
whether one is old or young depends on how he thinks about it
B.
it is very hard for older people to stay as healthy as the young
C.
people in the past lived a short life because they deserted their ideals when they were still young
D.
people in the past preferred to look old while all want to appeal' as young as possible at present
【简答题】The new means of transport ________ in this city, so whether it will work out remains to be seen. A．have never tried B．has never tried C．have never been tried D．has never been tried
【单选题】Q: According to the passage, we can lea rn that Akhenaten _________.
A.
brought the ancient Egypt to a period of the greatest prosperity
B.
mainly held the reins of the ancient government in central Egypt
C.
worshiped Egypt’s old gods, especially favored the sun God Aten
D.
asked his men to create an original pattern of artistic representation
【单选题】According to the author CUNY enter into its golden era in the last century by ______.
A.
learning from Cambridge or Palo Alto
B.
restricting the number of Jewish students
C.
recruiting the bright children of poor Jewish immigrants
D.
admitting more minority students
【单选题】Tom stood at the door, _______ over whether or not to tell Mom his failure in the exam.
A.
hesitating
B.
hesitated
C.
to hesitate
D.
having hesitated
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