1.inform(P16,M1):WeregrettoinformyouthatourlibrarywillbeclosednextWednesday,ThursdayandFridayforthesportsmeeting.Usage1:inform+obj.+(that)/wh-e.g.:(1)IinformedhimthatIwouldnotbeabletoattendthemeeting.我告诉他说我不能参加(cānjiā)会议了。(2)Couldyoupleaseinformmehowtogoaboutcontactingalawyer?你能告诉(Ɡàosù)我如何联系一位律师吗？Usage2:inform+obj+(of/about)e.g.:(1)Iwasn’tinformedofthedecisionuntiltoolate.等我得到通知(tōngzhī)时已经太晚了。(2)Whywasn’tIinformed?为什么没有人告诉我？扩展：keep+sb.+informedofsth.让某人了解某事的发展动态(dòngtài)e.g.:TheyarekeptinformedofthedevelopmentofIT.他们一直了解信息工业的发展动态(dòngtài)。_________whatishappeninginhisowncountry,hewatchesTVandreadsnewspaperseveryday.ToinformB.InformingofC.TobeinformedofD.Havinginformedof扩展(kuòzhǎn)：information【U】informativeadj.增长见识的，增益的；有教育性的e.g.:ChildrenshouldbeencouragedtowatchmoreinformativeTVprograms.2.approve(P18,M1):Heapprovedtheidea,andtwoyearslaterIamtheoldeststudentmemberoftheradioclub.Usage1:vt.,toagreeofficiallyto批准；通过；认可e.g.:(1)Thecitycouncilapprovedthebuildingplans.市议会批准了这些建筑(jiànzhù)计划。(2)Theequipmentmustbeboughtfromasupplierapprovedbythecompany.设备必须从公司认可(rènkě)的供应商那里购买。Usage2:vi.(of),赞成，同意，支持e.g.:(1)Idon’tapproveofsmokinginbed.我不赞成在床上吸烟。(2)Youcanjointheclassifyourmotherapproves.如果你母亲同意的话，你可以加入(jiārù)这个班级。扩展：approval【U】e.g.:(1)Ihopethatthearrangementswillmeetwithyourapproval.我希望这些安排(ānpái)能够得到你的赞同。(2)Wecan’tstartbuildingwithoutthecouncil’sapproval.未经委员会批准，我们不能动工。其反义词:disapproval3.require(P18,M1):WhenIattendedthefirstmeeting,IwasrequiredtowriteapoemandIhadtoreaditouttothegroup.Usage1:require+obj.+to-v.要求(yāoqiú)；命令e.g.:Allpassengersarerequiredtoshowtheirtickets.所有乘客都被要求(yāoqiú)出示车票。Usage2:require+that…要求；命令e.g.:Theregulationsrequirethatallstudentsshallattendatleast90%ofthelectures.规定(guīdìng)要求所有学生的听课率至少要达到90%.Usage3:requiresth.ofsb.要求；命令(mìnglìng)e.g.:Silenceisrequiredofallexaminationcandidates.应试者都要保持安静。(2)Tocarryoutthisplanwouldrequireincreasingourstaffby50%执行这计划需要增加(zēngjiā)50%的人员。(5)Theu