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【简答题】
直接写出数： 3.7+1.9=______； 5.2-1.8=______； 36×25=______； 924÷7=______．
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举一反三
【单选题】Driving and talking on the phone at the same time could be______, research says.
A.
difficult
B.
dangerous
C.
illegal
D.
fun
【单选题】Which phrase has the same meaning as something that is similar to what someone is talking about?
A.
give someone a line
B.
along the same lines
C.
read between the lines
【单选题】I can’t stand ________ with Jane in the same office. She just refuses ________ talking while she works.
A.
working ; stopping
B.
to work ; stopping
C.
work ; stop
D.
working ; to stop
【单选题】国家秘密和企业商业秘密的密级分别为( )。
A.
绝密、机密、秘密三级，企业机密、企业秘密两级
B.
绝密、机密、秘密三级，企业机密一级
C.
绝密和机密两级，企业秘密一级
D.
秘密和机密两级，企业机密一级
【单选题】________ of talking about the same problem over and over again, he suggested bringing the meeting to an end.
A.
Tiring
B.
Tired
C.
Having tired
D.
Tiring himself
【单选题】I can't stand ______ with Jane in the same office. She just refuses ______ talking while she works.
A.
working stopping
B.
to work stopping
C.
working to stop
D.
to work to stop
【单选题】----I have never heard it _____ before. And you ? ----The same as you.
A.
talking about
B.
talked
C.
talked of
D.
being talked
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