They had _______ computers together, so they had to overcome these _______ a net
题型：期末题难度：来源：
They had _______ computers together, so they had to overcome these _______ a network.
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A. difficulty to link, difficulty to create B. difficulty linking, difficulty creating C. difficulties linking, difficulties creating D. difficulty linking, difficulties to create
1. Mary would like _______ (clean) the windows. 2. There are lots of _______ (potato) over there. 3. Which is _______ (expensive) of the two? 4. He went to buy some _______ (supply) yesterday. 5. _______ in the sun is bad for your eyes. (read) 6. Jimmy is the _______ boy in our class. (fat) 7. Look, the door is _______ (close) 8. I have been _______(stand) on one foot for one minute.
1. To learn English well is very important. _____ _____ very important _____ learn English well. 2. Kate began to study Chinese in 2004. It _____ _____ over two years since she began to study Chinese. 3."Are there homeless people in your city?" I asked Wang Tao. I asked Wang Tao _____ there _____ homeless people in his city. 4. Millions of people speak English as their second language. English _____ _____ by millions of people as their second language. 5. He doesn"t know where he can find a pen pal. He doesn"t know _____ _____ find a pen pal.