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【单选题】
自动控制是指在没有人直接参与的情况下,利用( ),使被控对象的被控制量自动地按预定规律变化。
A.
控制装置
B.
放大装置
C.
检测装置
D.
执行装置
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【单选题】The Australian boy has a good ________ of Chinese and can express himself freely in it.
A.
power
B.
command
C.
demand
D.
usage
【单选题】Who _____ has common sense(常识) will do such a thing?
A.
which
B.
who
C.
whom
D.
that
【简答题】The potato crop of 1946 was ____ that of 1945.  A) superior than     B) superior to               C) more superior to          D) more superior than 
【单选题】前往新疆边境管理区旅游的内地居民,须持规定的有效证件,经 ( ) 查验后,才能进入边境管理区。
A.
公安检查站
B.
二线边境检查站
C.
公安派出所
D.
边防检查站
【简答题】Maize is an unsuitable crop in much of southern Africa because it requires ______.
【单选题】压缩天然气的简称是 ( ) 。
A.
LNG
B.
CNG
C.
LPG
D.
ATF
【简答题】A major crop disease, if not checked, would result in ______.
【简答题】The new technique for growing rice will certainly ______ the increase of crop yields or a large scale.
【单选题】Q: What will Katy do to solve her problem?
A.
Go to Jason’s party.
B.
Go to Linda’s party.
C.
Attend both Jason’s and Linda’s parties.
D.
Celebrate Halloween with her parents.
【单选题】One explanation given by scientists for the crop circles is that they are made by ______.
A.
airplane crashes
B.
air movement
C.
unknown flying objects
D.
new farming techniques
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