281.--Would you like me to show you around our school campus?
--___C____.
A. Good idea. B.Well done. C.Yes, please. D.My pleasure.
根据对话与题意，您想要我带领您参观一下我们的校园吗？答案为C.
282.I’ve made up my mind, and __D___ you say will change it.
A.everything B.something C.anything D.nothing
根据题意，我已经决定了，你所说的任何话都改变不了我的决定。答案为D.
283.The art Festival of our school __C____ successfully at the end of last month.
A.will be held B.has been held C.was held D.is held
根据题意，本题要用一般过去时的被动语态。
284.When I hurried to the airport yesterday afternoon, the plane __B__.
A.took off B.had taken off C.has taken off D.will take off
根据题意，本题要用过去完成时，故选B. 过去完成时表示在过去的某个时间点之前已经完成的动作。
285.He suffered a lot from his foot problem, __B__ nothing could prevent him from finishing the race.
A.and B.but C.so D.or
根据题意，本题有表示转折的意思，所以答案为B.
286.Alipay(支付宝) has made it __B__ for us to do shopping than before.
A.easy B.easier C.more easily D.easily
根据题意，要用形容词比较级，且句型：sth make it adj作宾补 for sb to do sth中，要用形容词作宾语补足语。
287.Children, ___D___ more if you want to get high scores in the P.E. test next month.
A.will practise B.practised C.practising D.practise
本题为祈使句，祈使句要用动词原形。
288.The comic strips won’t be exciting unless some sound effects ___D___.
A.add B.will add C.will be added D.are added
主将从现，unless除非，引导条件状语从句时要用一般现在时。
289.--I’m so nervous. I’m afraid I’ll forget my speech.
--__A____.
A.Keep calm. B.No problem. C.That’s all right. D.I agree.
A保持冷静，安慰的话语。
290.--Would you please provide us with some information about the accident?
--____C___.
A. Yes, I’d like to. B.No, thanks. C.Sure. D.It’s very kind of you.
根据题意，答案为C。Would you please do sth?你可以…吗？用于征求对方的意见。回答有：Sure. Of course.Certainly.当然可以。
