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【简答题】
(2012. 4,填空30)进行同步电治疗时,是利用患者心电图中( )波来触发放电,使电流仅在心动周期的绝对不应期中发放,以避免诱发( )。
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【单选题】My sister isn't in. _______ she comes back, I'll let her call you back. [ ]
A.
While
B.
Until
C.
Before
D.
When
【单选题】—Would you please give this Mp3 to Mary. —Sure, I'll give it to her _______ she comes back. [ ]
A.
before
B.
as soon as
C.
till
【简答题】“拿来主义”的含义____,_____,_____。
【简答题】Emi's voice mail (recording): Hi, this is Emi. You've reached my cell phone. I (1) ____________ take your call right now. Please leave a message ... and (2)____________ call you (3) ____________ later...
【简答题】完成句子 1.不久我就回来。 I'll be back ___________. 2.不久他就结婚了。 Before long he ______(get) married. 3.她老早就离开了。 She ______________________(leave). 4.我很久以前就认识他了。 I met him____________. 5.在他回来的很久以前她就走了。 She ________...
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