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【单选题】
天津现辖()个区A.
12
B.
14
C.
16
D.
17
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举一反三
【简答题】甲、乙两图是渗透装置示意图，丙图是根毛细胞示意图，请根据甲、乙、丙三图回答下列问题：(甲图是发生渗透作用的初始状态。乙图是发生了较长时间的渗透作用之后，漏斗内外的水分子达到平衡时的状态。甲图中①为清水，②为30%的蔗糖溶液) (1)典型的渗透装置必须具备两个条件：A________(指明甲图中相应部位)；B____________。 (2)比较甲图中①和②处溶液浓度的大小：____________...
【单选题】___________ marketing is concerned, the best thing is to talk with the Sales Manager.
A.
As much
B.
As for
C.
For
D.
As far as
【多选题】下面关于主存储器(也称为内存)的叙述中,正确的是:
A.
当前正在执行的指令和数据都必须存放在主存储器中,否则处理器不能进行处理
B.
存储器的读、写操作,一次仅读出或写入一个字节
C.
字节是主存储器中信息的基本编址单位
D.
从程序设计的角度来看,cache(高速缓存)也是主存储器
【单选题】The best thing is to be _____ and see the family doctor for any change in your normal health.
A.
open-eyed
B.
sleepless
C.
watchful
D.
noted
【单选题】 Directions: Complete each sentence with what you think as the most appropriate one of the four choices given. _____________ marketing is concerned, the best thing is to talk with the Sales Manager.
A.
As much
B.
As for
C.
For
D.
As far as
【单选题】We don’t think the experiment is ______ failure. At least we have gained ______ experience for future success.
A.
the; a
B.
a; /
C.
a; an
D.
the; the
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