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题型组合练(十二) (建议用时：50分钟) Ⅰ.单项填空 1．—Could I take your order，sir? —________.I need a few more minutes. A．Here you are B．Yes，please C．Not quite D．Not likely 2．We guarantee that all your personal information will be treated ________ and there should be no fear at all of identity theft. A．initially B．independently C．confidently D．confidentially 3．Nowadays mobile Internet devices are pushing up demands for online education，which makes people see it as one of the most ________ new markets. A．demanding B．confidential C．promising D．controversial 4．Students are advised to keep the list of books near the desk for easy ________. A．preference B．function C．purpose D．reference 5．The knowledge ________ in one’s childhood will make a stronger impression on him than what he learns at any other life stage. A．acquired B．acquiring C．being acquired D．having acquired 6．________ to nuclear radiation，even for a short time，may influence genes in human bodies. | 
