61.its考查代词。本空后面是名词speed和convenience,因此这里填入形容词性物主代词来修饰它们。62.to explain考查非谓语动词。分析句子结构可知,这里需要填入动词不定式形式来做目的状语。63.popularity考查词性转换。本空前面的定冠词the暗示这里需要填入名词,故答案为popularity。64.typically考查副词。这里用提示形容词typical的副词形式typically,表示“通常”。65.is expanding/.will expand考查时态。前面分句说“随着数字世界的发展”,后面分句应该说“搜寻信息的方式也在不断扩展”。这里用现在进行时最佳,也可用一般将来时。One possible version:NoticeA lecture on how to build our cultural confidence will be given by Professor Wang from a well-known university.Themain aim of the lecture is to help us realize the value of Chinese culture and appreciate the charm of it.The lecture isscheduled to take place in the lecture hall of our school at 4:00 on the afternoon of next Monday.All the students are welcome to attend it.You are supposed to arrive on time,listen carefully and respect thelecturer.Mobile phones,snacks and drinks are not allowed and don't make any noise.Please feel free to put your handsup and ask the professor if you have any questions.The Students'UnionOne possible version:On Christmas morning,my sister and I gave award-winning performances when we opened our presents-again."Headphones!"I shouted excitedly."Thanks,it's just what I wanted."After everything had been opened,my sister andI looked at each other,and our eyes met.Our secret was safe.After a moment,when both of us were quiet,Mum saidsmilingly,looking into our eyes,"Honey,seeing you happy with the presents makes me happy.Anyhow,I've sensed thatyou show no sign of surprise,since you've looked into the presents beforehand."Looking at each other,my sister and I laughed-Mum had actually found out our secret.Cathering up enoughcourage,we went up to her,murmuring "I'm sorry,Mum.But before we could go on,Mum interrupted us and said,"This is no time to say sorry.Go and enjoy yourselves."I don't remember how we spent that day happily with ourChristmas gifts,but I remember one thing clearly.That is,we should learn to be honest,even if we've done somethingwrong or improper.英语第5页(共7页)