初中英语人教新目标版：unit46.pptx

;;Freetalk;Leadin;Lookandsay;Lookandsay;Pre-listening;;;Readtheseexpressions.WhendoesDavedothethingsinthechartin1b?Canyouguess?;;Listenagainandfillintheblankswithcant,must,haveto.;Listenandread.;Emily:Whatotherrulesdoyouhave?

Dave:Mmm...ImustpracticetheguitarbeforedinnerandthenI

havetodothedishesafterdinner.AndIcan’twatchTVinthe

evening.

Emily:Oh.Well,Ihavetohelpmymommakedinnersometimes.

Dave:Me,too.Ihavetohelpmymommakebreakfastevery

morning.AndImustcleanmyroomeverySaturday.

Emily:Wow,youdohavealotofrules!;;Letstalk;Hehastodohishomeworkafterschool.;Makeconversationsingroupsaccordingtothetruthofyourself.;Workingroupsoffour.Listtherulesathomeasmanyasyoucanin1minute.;Languagepoints;(2)practice还可作名词，意为“练习”。

Practicemakesperfect.熟能生巧。

LearningEnglishneedspractice.学习英语需要练习。;一、知识解析1.后必须接动词“ing”形式的动词或词组有一些，记忆方法一句话：keep/practice（坚持/练习）；enjoy/finish（享受/完成）；mind/spend（介意/花费）；suggest/avoid（建议/逃避）;beworth（值得）；bebusy（忙于）；坚持练习跳绳；享受完成阅读；不介意花时间学习；建议别逃避作业；值得忙于我们的学习！

;2.dothedishes清洗餐具;dothedishes清洗餐具;beforeprep.＆conj.在……以前；adv.以前;【拓展延伸】

(1)before作介词，还可表示“在……的前面”，表示位置，其反义词为behind。

Thereisadeskbeforemeandachairbehindme.我的前面有一张课桌，后面有一把椅子。

(2)before还可作连词，意为“在……以前”，后接句子。

Doitbeforeyouforget.尽早动手，免得忘了。;1.help的用法：;;2）“三里前无介”，意思是短语后接“这里、那里、家里”时，不用介词。;;二、按要求改写句子;4.Shehastodothedishes.（改为一般疑问句）

____________________________dothedishes?

5.Runinthehallways.(改为否定句)

____________inthehallways.;三、根据句意及汉语提示完成句子;延时符