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【简答题】
Receptionist: Hello. welcome to Go Away Now, I am Barbara. 1 ? Customer: Yes. I’m interested in taking a vacation. R: 2 you ever travelled with us before? C: No. This is my 3 . R: Where would you like to go? C: I’m not sure. Somewhere 4 . Where do you suggest? R: We offer trips all over the 5 Is there any part of the world you’ve never seen? C: Sure, I haven’t travelled much. R: Have you ever been to Africa? We offer some inexpensive package tours. 6 at the brochure. Or how about India? Have you ever been there? We have special rates to India. There's a lot to see there. Here is a brochure on India. C: Um...l haven’t been to either of those places. But) don’t know. R: We also have a low-budget trip to Australia. Are you 7 ? C: Oh, yes. I’ve never been to Australia before. Have you? R: I was there last 8 .It’s beautiful. I highly recommend it. Take a look at this brochure. C: OK, let’s plan a trip to Australia.
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皮皮学刷刷变学霸
举一反三
【判断题】所谓化学计量点和滴定终点是一回事。
A.
正确
B.
错误
【单选题】1%新洁尔灭溶液浸泡金属器械时,为防锈可加入:
A.
3%碳酸钠
B.
4%碳酸氢钠
C.
0. 5%氢氧化钠
D.
0. 5%亚硝酸钠
E.
0. 5%硝酸钠
【判断题】音乐喜剧片是歌舞片中的一种重要类型,通常是指故事情节具有诙谐喜剧的桥段,结局常常是圆满的皆大欢喜。在艺术表现形式上,叙述通常借助人物对白来完成,而角色的歌唱和舞蹈能够传递出内心的思想与情感。( )
A.
正确
B.
错误
【单选题】甲乙类功放的最大输出功率为()
A.
50%
B.
78.5%
C.
30%
D.
68%
【判断题】所谓化学计量点和滴定终点是一回事
A.
正确
B.
错误
【单选题】1%新洁尔灭溶液浸泡金属器械时,为防锈可加入 :
A.
3%碳酸钠
B.
4%碳酸氢钠
C.
0.5%氢氧化钠
D.
0.5%亚硝酸钠
E.
0.5%硝酸钠
【判断题】当甲类功率放大器的输出功率为零时,较乙类和甲乙类比较管子消耗的功率最大,效率最低。
A.
正确
B.
错误
【单选题】甲乙类功放的最大输出功率为( )。
A.
50%
B.
78.5%
C.
30%
D.
50%
【单选题】本课程的研究对象是:
A.
机构
B.
机器
C.
专用零件
D.
通用零件
【判断题】嵌入式系统和通用系统的区别在于其所用的处理器不同。
A.
正确
B.
错误
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