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【单选题】
引起肺静脉压增高的常见因素是A.
A血栓阻塞静脉腔
B.
B右心衰竭
C.
C肿瘤转移到静脉
D.
D左心衰竭
E.
E瘢痕压迫静脉壁
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举一反三
【单选题】— Our class won the English speaking contest. — Congratulations! You _____ be very proud of it. [ ]
A.
can
B.
need
C.
would
D.
must
【单选题】There ______ an English speaking contest (演讲比赛) for middle school students in our city in early July. [ ]
A.
is going to
B.
will be
C.
will have
D.
is
【单选题】The shy girl has won the gold medal in the speaking contest, ______ I find hard to believe.
A.
that
B.
which
C.
who
D.
whom
【单选题】---Are you going to take part in the English speaking contest? ---_______. It’s too good an opportunity to miss.
A.
That’s for sure
B.
No problem!
C.
Why me?
D.
Why bother?
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