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【单选题】
【31】
A.
Still
B.
Also
C.
Certainly
D.
Fundamentally
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【单选题】LEARN KEY SKILLS FOR YOUR COMPUTER - ON YOUR COMPUTER? Computers are now as commonly used in business as the telephone. Therefore, it's important that people know how to use (29) efficiently. Now, you...
A.
them
B.
it
C.
they
【简答题】大气压是由于______而产生的,大气压随海拔高度的变化而变.随着海拔的升高大气压强将______,随着海拔的降低,大气压强将______.液体的沸点随大气压强的降低而______.
【单选题】Amy, I want this report typed today. --- (_______) .
A.
It will be ready in the afternoon, sir
B.
I'd like you to help me
C.
I know nothing about the report
D.
Leave it to tomorrow
【单选题】I had meant to meet you at the airport this morning, but I was too busy for I_______ a report.
A.
wrote
B.
have written
C.
was writing
D.
had written
【单选题】气压随海拔高度升高而
A.
升高
B.
减少
C.
不变
D.
升高或减少
【单选题】—Have you finished your report yet? —No , I ’ llfinish it in ten minutes .
A.
. another      
B.
. other             
C.
. more                  
D.
. less
【判断题】合金的性能优于纯金属,原因很多,但归根结底是由于添加了合金元素,使金属的组织和结构发生了改变。
A.
正确
B.
错误
【简答题】A computer virus is a program or piece of code that is loaded onto your computer without your knowledge and runs against your wishes. All computer viruses are manmade. Here are some virus prion t...
【判断题】合金的性能常优于纯金属,其原因很多,但归根结地是由于添加了合金元素使金属的组织和结构发生了变化。
A.
正确
B.
错误
【单选题】______ notebook and report that I promised you last week.
A.
Here is the
B.
Here are the
C.
Is here the
D.
Are here the
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