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【单选题】
以载体为中介的易化扩散有饱和现象的原因是A.
膜上载体数量有限
B.
离子跨膜梯度小
C.
能量供应不足
D.
转运速度太慢
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反馈参考答案：
举一反三
【单选题】设有一个顺序栈S,元素A,B,C,D,E,F,依次进栈,如果六个元素出栈的顺序是B,D,C,F,E,A,则栈的容量至少应是 ( )。
A.
3
B.
4
C.
5
D.
6
【单选题】Goldfish don’t know _______ to them three seconds ago.
A.
what happens
B.
what is happening
C.
what happen
D.
what happened
【单选题】What happens in the film bears little ______ to what actually happened.
A.
resentment
B.
resemblance
C.
likelihood
D.
unification
【单选题】辅助生产费用采用计划成本分配法分配的特点是（ ）。
A.
直接将辅助生产车间发生的费用分配给辅助生产车问以外的各个受益单位或产品
B.
辅助生产车间生产的产品或劳务按照计划单位成本计算、分配
C.
根据各辅助生产车间相互提供的产品或劳务的数量和成本分配率，在各辅助生产车间之间进行一次交互分配
D.
按照辅助生产车间受益多少的顺序分配费用
【简答题】After a thorough investigation of what happens during the earthquake, scientists use ______ to rate the actual damage.
【单选题】He asked his father .
A.
where it happens
B.
what was happen
C.
how it happened
D.
what happens
【单选题】But what happens when your “online” life becomes your “main” life? (Lines 31 – 32)
A.
But what happens if you make a living by engaging in online business?
B.
But what happens if you prefer your “online” life to your “main” life?
C.
But what happens if the Internet dominates your daily life?
【单选题】—Susan stays alone in the classroom and looks sad. —_____________to her?
A.
What happens
B.
What has happened
C.
What is happening
D.
What was happening
相关题目：
【单选题】He asked his father .
A.
where it happens
B.
what was happen
C.
how it happened
D.
what happens
参考解析：
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