2015春季七年级下册课文重难点讲解unit4.pdf
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1、Unit4 Don eat in class. 课文重难点讲解 【教师寄语】:Care and diligence bring luck. 谨慎和勤奋才能抓住机遇 Section A 1. Don t arrivelate for class. You must be on time . 上课不要迟到,你必须准时 【解析 1】 arrive v 到达,抵达 arrive in+ 大地点 /arrive at + 小地点 =reach+地点=get to +地点 到达某地 ( ) Betty arrived_ London _ the morning of June 1st. A. at; in
2、 B. at; on C. in; in D. in; on ( ) My father arrived _ Beijing _ a cold morning. A. in; in B. at; in C. in; on ( ) When did you _ there? The day before yesterday. A. arrive in B. get to C. reach 【注】 : 如果 arrive/get 后接地点副词 ( here, there , home等)时, 介词要省略。 get home 到家arrive there 达到那里 【解析 2】be late for
3、 “迟到”(固定短语) ( ) Jim is often _ for school. A. late B. lately C. later D. much lately 【解析 3】on time/ in time (1) on time= at the right time “准时,按时” (不早不晚 ) The train came in on time. 火车准时进站 (2) in time 指“及时”, 表示动作在规定的时间内或提前发生。 You ll get there just in time . 你会及时到达那儿的。 2. Don t fight . 不要打架。 【解析】 fig
4、ht fought v 打架have a fight with sb. 和某人打架 3. Listen to music in the classroom or hallway. 在教室或过道上听音乐 【解析】Listen / hear 辨析 【相同点】 :听 【不同点】 (1) listen 强调听的动作,意为“听” 。后接宾语时,必须加介词to. Mr. Wu asked students to listen to him carefully. (2) hear 强调听的结果,意为“听到” 。后直接跟宾语。 I can hear a girl singing. ( ) _! Someone
5、 is singing upstairs. It must be Maria. She likes listening _ music and singing. A. Look; with B. Say; to C. Listen; to D. Come; with 4. And we always have to wear the school uniform. 并且我们要一直穿校服 【解析 1】have to 不得不,后接动词原形,表示由于客观需要不得不作某事 (1)肯定结构:主语 +have to +动词原形 + 一般现在时,主语是第三人称单数时,用has to ; 一般过去时,任何主语
6、都用had to My mother is ill, I have to stay at home and look after her. (2) 否定结构 ;主语+dont have to+动词原形 + 一般现在时,主语是第三人称单数时用doesnt have to ; 一般过去时,任何主语都用didnt have to (3)疑问结构: Do/Does/Did +主语 +have to +动词原形 must 必须,应当表示人的主观看法 We must finish our homework every day. You have to give up smoking . ( 改为否定句 )
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