Unit 13 第二课时 Section A (3a～3b)(分层作业本)-【教与学·学导练】2023-2024学年九年级全一册英语同步课件PPT（人教版）

英 语 教与学 学导练 教与学 学导练 英语 九年级 全一册 配人教版（分层作业本） Unit 13 We're trying to save the earth! 第二课时 Section A (3a～3b) 一、用所给单词的适当形式填空 1.Greenhouse gases are ____________ (harm) to the environment. 2.Doing exercise in a ____________ (science) way is healthy for both our body and mind. 3.5G technology influenced many ____________ (industry) and encouraged the appearance (出现) of many new products. harmful scientific industries 4.Our biology teacher often takes us to the field to know about different __________________ (ecosystem). 5.I don't like the man with gold ____________ (chain). ecosystems chains 二、根据汉语意思完成句子，每空一词 6.电力供应被切断了。 The electricity supply has been ______ ______ . 7.事实上,它将给所有的海洋生物带来危险。 ______ ______ , it will ______ ______ to all ocean life. 8.记住，我们是食物链的一部分。 Remember that we are a part of ______ ______ ______ . cut off In fact bring danger the food chain 9.据说，转基因食品对人类健康有害。 It's said that the GMF ______ __________ ______ human health. 10.长颈鹿能够到树顶的叶子。 A giraffe can reach the leaves which are ______ ______ ______ ______ the trees. is harmful to at the top of 三、单项填空 ( )11.Uncle Wang is ___ humorous ___ helpful，so everyone likes him. A.neither；nor B.not only；but also C.either；or B ( )12.—Alice，have you finished learning the whole book? —Not yet.So far，I ___ six units. A.learned B.had learned C.have learned C ( )13.In our school library there ___ a number of books and the number of them ___ growing larger and larger. A.is；are B.has；is C.are；is ( )14.—Do you think it is ___ of some people to eat wild animals? —Of course.They are killing our friends. A.patient B.careful C.cruel D.wise C C ( )15.There are many beautiful places to visit in Anhui, ___ Mount Huang in autumn. A.simply B.finally C.luckily D.especially D 四、阅读理解(B篇)(难度：★★★) About 38,500 kinds of animals in the world are in danger.Now, you can learn about them and help them by playing a card game. Jackson Mann is 15 years old.He is the starter o