【单选题】【消耗次数：1】
When I got up this morning, I felt the temperature had ____.
①
sunk
②
reduced
③
dropped
④
lowed
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相关题目
【单选题】
When I took his temperature, it was two degrees above ___.
①
average
②
ordinary
③
regular
④
normal
【单选题】
Thats pretty good that you get up and go running, but I ______ like running early in the morning since I’ve got to prepare breakfast for my family.
①
have a good time
②
have a hard time
③
have time
④
have much time
【单选题】
When I got there, Henry ____ to the hospital.
①
had been sent
②
would send
③
was sent
④
would be sent
【单选题】
____ little earlier this morning! I missed the school bus by only a minute and had to wait in the cold for nearly an hour!
①
If I had got up
②
If only I get up
③
If only I had got up
④
If I got up
【单选题】
I ____ up early this morning, so I stayed in bed until 8 o’clock a.m. .
①
needn’t have got
②
didn’t need to get
③
shouldn’t have got
④
can’t have got
【单选题】
13. Unfortunately, when I dropped in, Doctor Li _____ for Beijing to join in the fight again SARS, so we only had time for a few words.
①
justleft
②
hasjustleft
③
isjustleaving
④
wasjustleaving
【单选题】
—Be sure to get up earlier tomorrow morning.
—______ , I’ll be as early as a bird.
①
No, I will
②
Of course not
③
I’m afraid I can
④
OK, I will
【单选题】
I had my meals ______ when I was ill in bed with a bad cold.
①
to bring
②
bring
③
brought
④
bringing
随机题目
【单选题】
关于兴奋性突触传递的叙述，哪一项是错误的（）
①
突触前轴突末梢去极化
②
Ca<sup>2+</sup> 进入突触前膜内
③
Na<sup>+</sup> 进入突触前膜内
④
突触后膜对Na<sup>+</sup> 、K<sup>+</sup> ，特别是对Na<sup>+</sup> 的通透性增高
⑤
突触后膜去极化达阈电位时，突触后神经元发放冲动
【单选题】
抑制性突触后电位是（）
①
去极化局部电位
②
具有全或无性质
③
超极化局部电位
④
突触前膜递质释放量减少所致
⑤
突触后膜Na<sup>+</sup> 通透性增加所致
【单选题】
动作电位到达突触前膜引起递质释放，与下列哪项有关（）
①
Ca<sup>2+</sup> 外流
②
K<sup>+</sup> 外流
③
Na<sup>+</sup> 内流
④
K<sup>+</sup> 内流
⑤
Ca<sup>2+</sup> 内流