1、第一课时 Section A (1a2d),Unit 13 Were trying to save the earth!,play a part in意为“参与；在中尽自己的一份力量”，其后可接名词、代词或动词ing形式。 advantage名词，意为“优点；有利条件”。其反义词为disadvantage，意为“缺点；不利条件”，是在名词前加否定前缀dis构成。 【拓展】the advantage of的优点 give sb. an advantage 使某人处于有利地位 cost的用法 作动词，意为“花费(时间、金钱、精力等)”，常用表示物的名词作主语。 eg：This book cost
2、me 10 yuan.这本书花了我10元钱。 Writing this book cost me a lot of time.写这本书花了我很长时间。 作名词，意为“花费；价钱”。,wooden形容词，意为“木制的；木头的”。 eg：The floor was made of wooden blocks.地板是用木块拼成的。 【拓展】wood作不可数名词，意为“木头；木材”；作可数名词，意为“森林；树林”，常用其复数形式woods。 重点词组归纳 no more不再 used to do过去常常 clean up打扫干净；清除 turn.into.使变成,be able to能够 cut do
3、wn砍倒；缩减 instead of代替；而不是 be good for对有好处 remember to do sth.记得要去做某事 make a difference (to.)(对)产生影响或作用 lead to (道路)通向；导致,一、根据句意及汉语提示完成单词。 1Although the man is (难看的)，he has a kind heart. 2The (优点) of walking after dinner is to keep healthy. 3In Harbin，many people burn (煤) to keep warm during the winte
4、r. 4We must use less (塑料的) bags in order to protect the earth. 5Through the clear water，we could see fish on the (底部) of the river.,ugly,advantage,coal,plastic,bottom,二、根据句意，用括号中所给单词的适当形式填空。 6Most of the (fisherman) in the village stayed at home today because of the bad weather. 7Ann bought a pen ye
5、sterday.It (cost) her 20 yuan. 8What a nice (wood) house！I have never seen it before. 9Everyone should play a part in (save) the earth. 10Dont throw the (litter) everywhere.You should throw it into the bin.,fishermen,cost,wooden,saving,litter,三、单项选择。 ( )11.How much does the TV ？ Not too much.Its jus
6、t a secondhanded one.(2016，兰州) Acost Bspend Ctake Dpay for ( )12. down air pollution，we should take the bus or subway rather than drive a car. ACut BTo cut CCutting DBeing cut ( )13.Why dont you like wearing the pink skirt? Because I look in it. Apretty Bslim Cthin Dugly,A,B,D,( )14.Your bedroom is
7、so dirty.Would you please ，Peter? OK，mum.Ill do it right away. Aset it up Bput it on Cpick it up Dclean it up( )15.I really love this band! Ive got every CD theyve made so far. AMe，too! BSounds good. CI disagree. DI hope so.,D,A,四、根据汉语意思完成下列句子，每空一词。 16你说的话对他的工作可能有影响。 What you say may to his work. 17我过去常常可以看到天空中的星星。 I able to see stars in the sky. 18这次让我们去游泳而不去钓鱼，好吗？ Lets go swimming going fishing this time，shall we? 19巫婆把王子变成了一只青蛙。 The witch the prince a frog. 20请问，这条路通向火车站吗？ Excuse me，does this road the railway station?,make a difference,used to be,instead of,turned,into,lead to,
