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【单选题】
Either of the examples _____ good enough.A.
is
B.
are
C.
were
D.
be
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举一反三
【单选题】It’s time for us as parents to teach our children right way to dress.
A.
a; the
B.
the; a
C.
the; /
D.
/; the
【简答题】It’s
time for us to ___ ____ ___ the old-fashioned rules and regulations.
【单选题】DNA复制时以序列5’T pApGpAp-3’为模板合成的互补结构是
A.
5’—pTpCpTpA-3’
B.
5’—pApTpCpT-3’
C.
5’—pUpCpUpA-3’
D.
5’——pGpApCpA-3
E.
3’—pTpCpTpA-5’
【简答题】_________(pollute) from the cars is the main cause of global warming. It’s time for us to take actions.
【简答题】青春驿站文字调整
【单选题】_______ the plan has been worked out, it’s time for us to get down to carrying it out.
A.
For
B.
With
C.
Now that
D.
even though
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