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【判断题】
使用 Class.forName( ) 方法加载和注册驱动程序。( )A.
正确
B.
错误
拍照语音搜题，微信中搜索"皮皮学"使用
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参考解析：
知识点：
皮皮学刷刷变学霸
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【简答题】（14分）研究NO 2 、SO 2 、CO等大气污染气体的测量及处理具有重要意义。 （1）I 2 O 5 可使H 2 S、CO、HC1等氧化，常用于定量测定CO的含量。已知： 2I 2 (s) + 5O 2 (g)= 2I 2 O 5 (s) △ H =－75.56 kJ·mol － 1 2CO(g) + O 2 (g)= 2CO 2 (g) △ H =－566.0 kJ·mol － 1...
【简答题】阅读理解。 Have you ever spoken or acted before the public? Have you got stage fright c怯场)? Many people have such an experience but they feel differently about it. Some are just a little nervous, others ...
【单选题】If you have herd mentality, it means that you_____________
A.
do something out of your free will
B.
do something because your peers do it
C.
are forced to do something you don't like
D.
hate to do what you have to do
【单选题】词义替换。 —What do you often do in your spare time ? —Play basketball.
A.
have nothing to do
B.
in your free time
C.
in your own time
D.
have no time
【单选题】---Remember the first time we____ , Ed ? ---Of course, I do. You _____ a song on the stage.
A.
have met;sang
B.
met;sang
C.
met;were singing
D.
have met;have sung
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