Unit4语法（知识清单）-2023-2024学年英语三年级下册单元速记·巧练系列（人教PEP版）

2023-2024学年英语三年级下册单元速记·巧练系列（人教PEP版） 语法（知识清单） Unit 4 Where is my car? 方位介词on，in，under on表示“在……上”,指在物体的上面，并且和该物体接触。 例：The bear is on the box. in表示“在……里”,指在物体的内部。 例：The bear is in the box. under表示“在下面”,指在物体的下面。 例：The bear is under the box. Let的用法 · let后还可接其他宾语，如me,him,her等，意为“让……做： 例： Let me clean the desk.让我来擦书桌吧。 Let me help you.让我来帮你吧。 Let him go home at once.让他立刻回家。 常见特殊疑问词 1、问“什么”→用what -What's this? -It's a book. 2、问“颜色”→用what colour -What colour is your dress? -It's pink. 3、问“星期”→用what day -What day is it today? -It's Wednesday. 4、问“日期”→用what's the date -What's the date  today? -It's January 1st. 5、问“钟表时间” →用what time -What time do you usually have breakfast? -I usually have breakfast at 7 o'clock in the morning. 6、问“什么时候” →用when -When do you have class? -I have classes from 8 o'clock in the morning to 4:30 in the afternoon. 7、问“谁”  →用who -Who's the tall man? -He's my uncle. 8、问“谁的”  →用whose -Whose rabbits are these? -They're my cousin's. 9、问“地点/哪里”  →用where -Where's my pencil? -It's on the desk. 10、问“身体状况如何”  →用how -How are you? -I'm fine. 11、问“年龄”  →用how old -How old are you? -I'm seven. 12、问“多少”  →用how many -How many people are there in your family? -There are five. 13、问“价钱”   →用how much -How much is your hat? -It's 20 yuan. 14、问“方式”  →用how -How do you go to school? -I go to school on foot. 15、问“哪一个”→用which  -Which colour do you like, green or yellow? -I like yellow. 16、问“原因/为什么”  →用why -Why do you like winter? - Because I can make a snowman. 重点句型解析 Let's go home!我们回家吧! 【详解】此句是由let引导的祈使句，意在邀请或请求他人一起做某事。 句型结构：Let's +动词原形+其他. 例句：Let's go for a walk.我们去散步吧。Let's play football.我们踢足球吧。 【拓展】let后还可接其他宾语，意为“让……做……”。 句型结构：Let+宾语(me/him/her …)+动词原形+其他. 例句：Let him go home at once.让他立刻回家。Let me help you.让我来帮你吧。 —Where is my pencil box?我的铅笔盒在哪儿? —It's in your desk.在你书桌里。 【详解】问句是由where引导的特殊疑问句，用来询问某物在哪里，其答语要用相应的代词及方位介词回答。 句型结构：Where+be动词(is/are)+名词/代词? 回答：主语+be动词(is/are)+介词短语+其他. 例句：—Where is my ruler?我的直尺在哪儿? —It's on the desk