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【单选题】
下列关于数据库技术主要特点的叙述中,错误的是________ 。A.
数据为多个应用多个用户所共享
B.
可以完全避免数据存储的冗余
C.
可以提高数据的安全性
D.
能实现数据的快速查询
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【简答题】Today, I prepared the worst, saddest, least ____ lesson ever! I think you putting me on. Of course, I’m fooling you! And it’s a good thing that you responded with a phrasal verb, because that’s what w...
【单选题】30000 dollars is a lot of money, but it's _______ than we need. [ ]
A.
far more
B.
far much
C.
far less
D.
far little
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【简答题】语法填空。 Opportunities don't come often. They come every once in a while. Very often, they come quietly and go by without 1 (notice). Therefore, it is 2 (advise) that you should value and treat them with...
【简答题】Opportunities don’t come often. They come every once in a while. Very often, they come quietly and go by without 小题1:(notice). Therefore, it is advisable 小题2: you should value and treat them with care...
【单选题】In Ms. Chen’s opinion, most of teachers are very responsible for their teaching. They prepared their lessons quite well. However, some of them, she guesses are good at research but ___________________...
A.
not very good at singing
B.
not very good at talking
C.
not very good at dancing
D.
not very good at teaching
【单选题】They prepared a very ______ meal for the bureau head only to be severely criticized.
A.
elegant
B.
elaborate
C.
eloquent
D.
elevated
【单选题】I think you can ____ to the new park. It’s a little far.
A.
by bus
B.
take a bus
C.
on foot
D.
walk
【单选题】I'm afraid I'll be there _______ five o'clock. It's a little far from here. [ ]
A.
on
B.
to
C.
in
D.
after
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