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难度：★★★★★ 考点：阅读理解 We are already familiar with computers-computers work for us at home, in offices and in factories. But it is also true that many children today are using computers at
难度：★★★ 考点：阅读理解 French and American doctors have done an operati on (手术) together in which the doctors were outside the operating room. This kind of operation is known as robotic opera
难度：★★★ 考点：时态语态 91．The Reads ____ lunch when I got to their house. A．were having B．was having C．are having D．is having 92．My parents ____ TV when I got home yseterday. A．watched B
难度：★★★★★ 考点：时态语态 81．--How long have you ____ there？ ----About four years. A．come B．gone C．left D．worked 82．I ve ____ this dictionary ____ a year. It s still new now. A．bought
难度：★★ 考点：时态语态 71．--Would you please not draw pictures on the wall？ ----Sorry. I ____ it again. A．am not doing B．don t do C．didn t do D．won t do 72．How long ____ at this factory？
难度：★★★ 考点：时态语态 61． Where is Mr Du？ Look！ He ____ on a big machine over there. A．works B．worked C．is working D．has worked 62．Stay inside， please. It ____ hard right now A．is
难度：★★★ 考点：时态语态 51．I thought the news ____ important for us all. A．is B．was C．are D．were 52．Henry ____ a birthday card for Sam yesterday. A．has bought B．buys C．bought D．will bu
难度：★★★ 考点：时态语态 41．Please tell him about it as soon as he ____ back. A．come B．comes C．came D．will come 42．I m going to play football when I ____ my homework. A．will finish B．fini
难度：★★★★ 考点：时态语态 31．We know that this kind of bike ____ in Suzhou. A．is made B．makes C．is making 32．Rice must ____ at the right time. A．be harvested B．harvest C．be harvesting D
难度：★★★★ 考点：时态语态 21．Look！ The children ____ k ites over there. A．flew B．fly C．are flying 22．She says that she ____ to Beijing next week. A．has gone B．will go C．goes 23．--Tom _
