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【单选题】
T细胞表面识别抗原肽-MEW复合物并向胞内传递刺激信号的结构是()。A.
TCR
B.
TCR-CD3
C.
CD28
D.
CD2
E.
CD3
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举一反三
【简答题】That is my passport. Give ______ my passport please.
【单选题】—Why ! Where's my passport? Maybe I left it on the plane． --My Goodness ! You ____________ things behind．
A.
had never left
B.
didn't leave
C.
never left
D.
haven’t left
【简答题】My passport has ________ ( 遗失 ): it was in my pocket a moment ago
【单选题】Linda has 1ost her passport again ． It’s the second time this ．
A.
． has happened
B.
． has beenhappened
C.
． happened
D.
． happens
【单选题】“Do you want to see my driver's license or my passport?” “Oh, ______. ”
B.
each one is good B. B. each will be fine
C.
either does well
D.
either will do
【单选题】My passport is due to ______ in three months.
A.
terminate
B.
cease
C.
expire
D.
exceed
【单选题】--Do you want to see my driver's license or my passport? --Oh, ______ .
A.
either one will do
B.
either does well
C.
all will do
D.
each will be fine
【单选题】—Why ! Where's my passport? Maybe I left it on the plane. --My Goodness ! You ____________ things behind.
A.
had never left
B.
didn't leave
C.
never left
D.
left
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