(
课件网) 外研版英语七年级下册 模块语法+模块作文 精讲精练 外研版英语七年级下册 Module 2 模块语法+模块作文 精讲精练 情态动词can 情态动词的概念 情态动词表示说话人对所说动作的观点,如需要、可能、意愿、怀疑等。常见的情态动词除了本模块学到的can,在以后我们还会学到may,must,have to,should,need等。 can的用法 can意为“能；会；可以”,是情态动词,没有人称和数的变化,不能单独作谓语,只能和实义动词原形或be动词原形一起构成谓语。常见的用法如下: 句子的构成 ①肯定句:“主语+can+动词原形+其他.”。例如： She can play the piano.她会弹钢琴。 ②否定句:“主语+can not/can't+动词原形+其他.”。例如： She can't play the piano.她不会弹钢琴。 ③一般疑问句:“Can+主语+动词原形+其他 ”。 肯定回答:“Yes,主语+can.”。 否定回答:“No,主语+can't.”。例如： —Can you play the piano 你会弹钢琴吗 —Yes,I can./No,I can't.是的,我会。/不,我不会。 ④特殊疑问句:“特殊疑问词+can+主语+动词原形+其他 ”。例如： What can you do 你会做什么 【注意】用certainly作肯定回答,语气更肯定；用sorry作否定回答,语气则更委婉、客气。例如： —Can you sing 你会唱歌吗 —Certainly,I can./Sorry,I can't.我当然会。/很抱歉,我不会。 一、选用can或can't完成句子。 1.—Does Maria come with us by car —No,she drive a car. 2.— you dance for me —Sorry,I dance,but I sing a song for you. 3.Mike is good at sports.He play basketball,football,table tennis and so on. can't Can can't can can 4.—What the new English monitor do for us —He help us learn English so that we can get good scores in English test（考试). 5.— Can you swim well —Yes,but I run fast. can can Can can't 二、用括号中所给单词的适当形式选用can或can't填空。 6.Linda (speak) French,but she speaks English well. 7.The man (play) chess well and he beat（打败) AlphaGo once before. 8.Lily TV on weekdays.She it only at weekends.(watch) 9.Birds (fly) high in the sky. 10.Lucy at first.After practice（练习),she well in the water.(swim) can't speak can play can't watch can watch can fly can't swim can swim 三、按要求完成句子。 11.Lucy can play the piano.(对画线部分提问) Lucy 12.Can Lisa dance well (作肯定回答) , . 13.Tina can help her classmates learn English well.(改为一般疑问句) Tina her classmates learn English well 14.The boy can sing many popular songs.(改为否定句) The boy many popular songs. What can do Yes she can Can help can't sing 15.Gina can play computer games on Saturday.(对画线部分提问) Gina play computer games When can 四、语法填空。 A Jason is the PE monitor in our class.He comes 16. Africa.He often 17. (play) basketball with his friends after school.When we 18. (not find) him,he must play basketball in the playground.He is the 19. (good) player in our school team.That's why he becomes 20. (we) PE monitor. Jason is strong and he 21. (hold) a basketball with one hand.He is kind and he is ready 22. (help) other students.He gets on well 23. everybody.There 24. (be) a basketball match tomorrow.Let's go from plays can't find best our can hold to help with is and 25. (cheer) Jason on. Come on! cheer B Emma has a brot ... ...
