Unit3theInternetPeriod3DiscoveringUsefulStructure导学案姓名：_________班级：____________1.ToreviewthebasicusagesofthePresentPerfectPassiveVoice2.TolearntousesomespecialcasesconcerningthePresentPerfectPassiveVoice1.ToappreciatethefunctionofthePresentPerfectPassiveVoiceinasentence2.TowriteessaysusingtheproperthePresentPerfectPassiveVoice.观察下列句子特点，总结共同点。1．(教材P28)MuchhasbeenwrittenaboutthewondersoftheWorldWideWeb．2．(教材P28)ButtheInternethasdonemuchmoreforpeoplethansimplymakelifemoreconvenient．3．(教材P28)Manypeoplehavebeenhelpedbytheclub．4．(教材P28)Shenolongerfeelslonely,andhercompanyhasbecomequitesuccessful．5．(教材P32)TodayIthoughtI’dblogaboutaquestionthathasbeenaskedmanytimes—howdoyoustaysafeonlineandavoidbadexperiencesontheInternet?共同点：__________________________________________________________________常与现在完成时连用的时间状语有哪些？现在完成时态的意义是什么？1．现在完成时的被动语态强调一个发生在过去的__________，动作已_________并强调对现在造成的_________，主语和谓语之间为_________关系。Thedoorhasalready______________________(lock).门早已经被锁上了。Ihave_________________(employ)atthejobsince2015.自从2015年，我就做这份工作。2．基本构成现在完成时的被动语态的结构为_________Alotofmoney______________________(spend)toprotecttheoldtemplebynow.Thesetrees______________________________(water)lately.2)带有双宾语的动词，如give,send,bring,take,teach,show,tell,make,sing,write,read,sell,buy,pay,lend,pass,promise等，变为被动语态时，一般将间接宾语变为被动语态的主语，若将直接宾语变为被动语态的主语时，间接宾语前面要用相应的介词。Wehavegivenhimthebook.→Hehasbeengiventhebook.→Thebook_______________________tohim.1．时态填空。1.He________________________(select)totakepartinthesportsmeeting．2.Theink_____________________________________(remove)fromhisovercoat．3.Hasthedateforthenextmeeting____________________________(decide)?4.Howlonghasthebattery_________________________________(change)?2.句型转换：Thechildrenhavealreadybeentoldthegoodnews．1.上面的句子变为否定句。________________________________________________________2.将上面的句子变为一般疑问句。________________________________________________________3.对上面句子中的Thechildren进行提问。_________________________________________________