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【判断题】
实验室安全与卫生检查内容主要包括实验室布置、卫生、水电安全、冰箱与烘箱使用管理、危险品使用与保管、化学与生物废弃物（气、液、固态物）的处置、排污管理、气体钢瓶安全、放射性安全等。A.
正确
B.
错误
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皮皮学刷刷变学霸
举一反三
【单选题】—I called you yesterday evening, but there was no answer. —Oh, I’m sorry. I ________ dinner in my friend’s home.
A.
have
B.
will have
C.
was having
D.
have had
【简答题】什么是贸易术语( trade terms )?其所用是什么?买卖合同中一定要用贸易术语吗?
【单选题】关于远程教育起源有两种不同的观点,一种认为远程教育起源于西方的 ( ) 国,该观点的代表学者是 ( ) ;一种认为远程教育起源于东方的 ( ) 国,该观点的代表学者是 ( )。
A.
英 谢新观；中 丁兴富
B.
美 丁兴富；中 谢新观
C.
英 丁兴富；中 谢新观
D.
中 谢新观；美 丁兴富
【简答题】市场营销观念演变经历了哪几个阶段?选出你印象最深的一种,做简单介绍。 市场营销组合理论有哪三种?每种分别是站在谁的角度提出的?
【简答题】完形填空。 When I was young, I liked to play jokes on people I knew, especially on my parents and friends. One day my mother was 1 and I was playing with my younger brother Tony. Suddenly I ran to my mothe...
【单选题】—I called you yesterday evening, but there was no answer. —Oh, I'm sorry. I _______ dinner at my friend's home. [ ]
A.
had
B.
was having
C.
have had
【单选题】---I called you yesterday evening, but there was no answer. ---Oh, I am sorry I _____dinner at my friend’s house.
A.
have
B.
had
C.
was having
D.
have had
【单选题】— What are you going to do tomorrow? — I'm not sure. I ____ make a trip to Hangzhou with my girl friend. [ ]
A.
may
B.
maybe
C.
will
D.
must
【简答题】贸易术语(Trade terms)
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