2021学年Section A教学ppt课件

这是一份2021学年Section A教学ppt课件，共10页。PPT课件主要包含了endangered，scientific，harmful，saving，to stop，afford，laws，reusable，industry，cruel等内容，欢迎下载使用。
一、用括号内所给单词的适当形式填空。(5×3分＝15分)1．We shuld prtect ____________(endanger) animals. 2．Accrding t __________(science) studies, eating fruit is helpful. 3．As far as we knw, smking is _________(harm) t ur health.4．Many peple frget that _______(save) the earth begins with small things. 5．They have even asked gvernment t develp laws _________(stp) the sale f shark fins.
二、用方框中所给单词的适当形式填空。(5×3分＝15分)6．This kind f car is t expensive. I can't ______it. 7．Mre ____will be made t fight pllutin in the near future. 8．This kind f bag is made f _________paper and can be recycled. 9．With the develpment f_______, it will cause sme pllutin prblems. 10．The bss is s _____that he keeps his wrkers wrking ten hurs every day.
三、单项选择。(5×4分＝20分)( )11.Mike desn't have enugh mney, s he can nly ________ a piece f bread.A．ffer B．pay C．affrd D．prvide( )12.—Whse T­shirt is this?—It ________ be Jhn's. It must be t small fr him. A．might B．can't C．needn't D．may( )13.Please ________ the water when yu brush yur teeth. A．take dwn B．turn upC．take away D．turn ff
( )14.It is ________ dangerus fr kids ________ in the river.A．s；swim B．t；swimC．t；can't swim D．t；t swim( )15.S far, the number f peple using 5G mbile phnes ________ a lt.A．has increased B．have increasedC．is increasing D．are increasing
四、根据汉语意思完成下列句子。(5×4分＝20分)16．你愿意参加植树活动吗？Wuld yu like t ____________planting trees? 17．这笔资金被地方政府用来支付公用事业。The mney is used by lcal gvernment ___________public services.18．他切下了一小片柠檬给我。He _______a small piece f lemn and gave it t me. 19．在海洋生态系统中，鲨鱼在食物链的顶端。Sharks are ___________the fd chain in the cean's ecsystem.20．人们应该立刻采取行动让我们的环境变得更美好。Peple shuld _________at nce t make ur envirnment mre beautiful.
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五、短文填词。(10×3分＝30分)用方框中所给单词的适当形式填空，使短文完整、通顺。pllute　methd　int　advantage　recyclene　smething　 different　instead　plantThe air is badly plluted arund us because ur cities have many factries that burn cal. Every year these factries pur a large amunt f black smke 21._____ air. Besides, there are mre cars in cities nw.