题目内容
数据通讯设备用()表示。
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调制解调器是典型的()设备。
下列四项中,属于局域网的是()
光缆成本高,适合用在距离近、容量小的情况下。
2. Complete the sentences with the phrases and expressions from Reading 2. Their meanings and paragraph numbers have been given in brackets.1) The unexpected visitor has disrupted my schedule. I have to_________________ late to prepare tomorrow's academic speech. (not go to bed; Para. 5)2) Old age brings with it__________________ physical threats, and among the most common is cardiovascular diseases. (a large number of; Para. 5)3) Watching the tides (潮汐)_________________ so magnificently fills me with an inner contentment that I find nowhere else. (rise and fall; Para. 7)4) Bodybuilding can be very useful, and is highly recommended. ________________ reshaping your body, it tends to improve your general well-being. (As well as; Para. 10)5) Competitive sports brought fame and fortune to very few people, but for the vast majority it meant__________________ sweat and tears. (only; Para. 11)6) People want to be able to have instant access to reports or books that promise to solve their problems_________________. (very quickly; Para. 11)
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