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【单选题】
衡量环境是否受到污染的环境标准是A.
环境基础标准
B.
环境质量标准
C.
环境方法标准
D.
污染物排放标准
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
举一反三
【多选题】以下关于行政公文主题词的描述正确的一项是 。
A.
主题词是用来揭示文书内容表达概念的词。
B.
主题词主要是为了简明、准确、规范地表达文书内容的主题，并利于检索和管理。
C.
主题词的数量可以根据实际情况，随意选取，没有要求。
D.
主题词的选取分为类别词和类属词，最后一个主题词一般都是表示文种的。
【单选题】Evaluation helps determine the extent to which have been achieved.
A.
Efficiency
B.
Profit
C.
Training objectives
D.
Employee satisfaction
【单选题】听力原文：W: Do I need to take some medicine? M: Yes. And I strongly advise you to go on a low-fat diet. W: Do you really think that's important? M: Definitely. If you don't, you might have a heart attack ...
A.
Father and daughter.
B.
Husband and wife.
C.
Doctor and patient.
D.
Teacher and doctor.
【单选题】听力原文：W: Do I need to put more stamps on this letter? It has to go to Los Angeles. M: No, if it's sent by ordinary mail. Express mail is faster, but more expensive. W: Well, I'd like it to go as soon a...
A.
Whether she has any letters.
B.
If she has used enough postage.
C.
How soon a parcel will be delivered.
D.
Where to find a mail box.
【单选题】听力原文：W: Do I need to take some medicine? M: Yes. And I strongly advise you to go on a low-fat diet. W: Do you really think that's important? M: Definitely. If you don't, you might have a heart attack ...
A.
Doctor and patient.
B.
Husband and wife.
C.
Father and daughter.
D.
Shop assistant and customer.
【简答题】一个算法具有5个特性: (1) 、 (2) 、 (3) ,有零个或多个输入、有一个或多个输出。
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