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【单选题】
下列 不属于 猪生物学特性的是( )。
A.
食性广
B.
群体位次明显
C.
小猪怕热.大猪怕冷
D.
喜清洁.易调教
E.
视觉不发达
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举一反三
【单选题】------Tony, are you listening to me ? ------Sorry sir, I to understand what you said just now.
A.
try
B.
was trying
C.
tried
D.
have tried
【单选题】_____ I cannot understand is _____ she wants to resign her present job.
A.
What; why
B.
Which; how
C.
That; why
D.
What; which
【判断题】化学反应的活化能越大,在一定条件下其反应速率越快。
A.
正确
B.
错误
【单选题】______, I've never seen anyone who's as capable as Kate. [     ]
A.
As long as I have travelled
B.
Now that I have travelled so much
C.
As I have travelled much
D.
Much as I have travelled
【判断题】化学反应的活化能越大,在一定条件下其反应速率越快。
A.
正确
B.
错误
【单选题】Jenny is always absent from school, I suppose is why she is criticized now and then.
A.
who
B.
which
C.
that
D.
what
【单选题】. ---You were brave enough to raise objections at the meeting.  ---Well, now I regret  ___________    that.
A.
to do
B.
to be doing
C.
to have done
D.
having done
【单选题】I (not understand) what he said just now.
A.
don't understand
B.
didn't understand
C.
hasn't understood
D.
haven't understood
【单选题】.________, I have never seen anyone who’s as capable as John.
A.
As long as I have traveled
B.
Now that I have traveled too much
C.
Much as I have traveled
D.
As I have traveled too much
【判断题】化学反应的活化能越大,在一定的条件下其反应速率越快。
A.
正确
B.
错误
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