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【单选题】
● 在软件的使用过程中，用户往往会对软件提出新的功能要求与性能要求。为了满足这些要求而进行的维护属于（） 维护。（）A.
改正性
B.
适应性
C.
完善性
D.
预防性
拍照语音搜题，微信中搜索"皮皮学"使用
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知识点：
皮皮学刷刷变学霸
举一反三
【简答题】机场控制区应当根据安全保卫需要，划定为候机隔离区、（）、）和（）、（）等，并分别设置安全保护设施和明显标志。
【单选题】Most of the crops are sold the market place.
A.
in a high price on
B.
with fair price at
C.
at a fair price in
【简答题】There is an accident at the outskirts of Central Park.
【单选题】the bad weather, most of the crops are rotted away.
A.
As the result of
B.
As a result of
C.
As a matter of fact
D.
As a result
【单选题】______ for a long time, most of the crops in this area died from lacking water.
A.
Being no rain
B.
There was no rain
C.
To be no rain
D.
There being no rain
【单选题】stop【C6】______motorists and help when there is an accident.
A.
resting
B.
tired
C.
speeding
D.
drunken
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