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【单选题】
We can get a lot of useful information on the Internet; ______, the Internet also provides us with a new way of communication.
A.
otherwise
B.
therefore
C.
however
D.
besides
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举一反三
【单选题】Don’t be afraid of asking for help _______ it is needed.
A.
unless
B.
though
C.
although
D.
when
【单选题】It is widely ______that smoking can cause cancer.
A.
believed
B.
think
C.
say
D.
hoped
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A.
should
B.
can
C.
must
D.
may
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A.
When
B.
While
C.
As
D.
Unless
【单选题】Actually，information technology can_____the gap between the poor and the rich because all can get what they want at the same time．
A.
break
B.
1ink
C.
bridge
D.
combine
【单选题】Health experts believe that even a little exercise is far better than _____at all．Health experts believe that even a little exercise is far better than _____at all.
A.
none
B.
little
C.
everything
D.
anything