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【简答题】
下面各数中哪些是质数?哪些是合数? 27,37,41,58,61,73,83,95,11,14,33,47,57,62,87,99
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参考答案:
举一反三
【单选题】以下各名称中,属于制造商标的是( )
A.
“香格里拉”饭店
B.
“长虹”彩电
C.
建设银行的标记
D.
“西单”商场
【单选题】流动相为气体,固定相为固体的色谱法叫作
A.
液相色谱法
B.
离子色谱法
C.
气液色谱法
D.
气固色谱法
E.
薄层色谱法
【单选题】We should ______ when using serf-talk.
A.
keep positive serf-talk as much as possible
B.
avoid negative serf-talk whenever possible
C.
keep a balance between positive and negative serf-talk
D.
remind ourselves of the advantages of all serf-talk
【简答题】什么叫薄层色谱法?
【简答题】Passage 2: New words: self-esteem n. 自尊(心) Listen to a short passage three times. When the passage is read for the first time, listen for its general idea. When the passage is read for the second ti...
【简答题】To make yourself _________, remembered and likely to be hired, you need a good resume to present who you are and what your strengths are. All the items in the resume should be organized logically, and...
【判断题】In all cases, passive voice is necessary, especially when we discuss something negative such as claim, we should avoid blaming the other party directly or when we do not know who is the agent of actio...
A.
正确
B.
错误
【判断题】After the counterpart's quotation, we should avoid by all means bothering, listen attentively to, question carefully to clarify, sum-up and retell to make sure that what we heard and understand is exa...
A.
正确
B.
错误
【单选题】流动相为气体,固定相为液体的色谱法叫作
A.
液相色谱法
B.
离子色谱法
C.
气液色谱法
D.
气固色谱法
E.
薄层色谱法
【单选题】通过(),可以启动UG NX 10.0软件。
A.
双击.prt格式的模型文件
B.
按【Alt+F4】组合键
C.
单击“文件”|“退出”命令
D.
以上都不是
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