单项选择题
A.adjustment B.change C.chaos D.profile
You should save your work often as a（）against computer ...
单项选择题You should save your work often as a（）against computer failure.
A.sanction B.precaution C.shield D.shelter
If a man is easily taken in by emotional traps, he will...
单项选择题If a man is easily taken in by emotional traps, he will not be able to make（）judgments.
A.sensitive B.sentimental C.sensible D.sensational
It is a type of desert bush that can （） extremes of tem...
单项选择题It is a type of desert bush that can （） extremes of temperature.
A.adapt B.withdraw C.withstand D.shade
