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【单选题】
qualificationA.
n. (战争、叛乱、感情等)突然爆发
B.
n. 资格证明，条件
C.
v. 将……变形，改变
D.
v. 夸赞，吹牛
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皮皮学刷刷变学霸
举一反三
【单选题】The policemen_______the stolen place again and again，and finally they found the evidence who stol
A.
24．The policemen_______the stolen place again and again，and finally they found the evidence who stole the antique（古董）． A．got through
B.
picked up
C.
went over
D.
turned over
【单选题】The policemen ______ the house again and again, and finally found the evidence.
A.
got through
B.
picked up
C.
went over
D.
turned over
【简答题】The criminal found a shelter. Very soon, he was caught by the policemen. (no sooner ...than }
【单选题】傅克烷基化反应易发生重排,为了得到正烷基苯,最可靠的方法是:
A.
使用AlCl 3 作催化剂
B.
使反应在较高温度下进行
C.
通过酰基化反应,再还原
D.
使用硝基苯作溶剂
【单选题】耐高温、耐高压、耐湿的物品首选的是 prefix="o" ns="urn:schemas-microsoft-com:office:office" ?xml:namespace>
A.
压力蒸汽灭菌 prefix="o" ns="urn:schemas-microsoft-com:office:office" ?xml:namespace>
B.
煮沸消毒法
C.
燃烧法 prefix="o" ns="urn:schemas-microsoft-com:office:office" ?xml:namespace>
D.
干烤法
E.
电离辐射灭菌法
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