1、七年级英语上册StarterUnit2KeepTidy知识点【Useful expressions】keep tidy 保持整洁in the school 在学校wake up 醒来，唤醒get up 起床fly a kite 放风筝ride a bike 骑自行车come on 快点儿，加油Let's go! 我们走吧！wait a minute 等一下a pair of new glasses 一副新眼镜【Target sentences】1.-What do you have?-I have a cap.What do you have in your schoolbag?-I
2、have a bottle.2.-What colour is the cap?-It's green.3.-What colour are the rulers?-They're white.4.Where do you put your things?5.A schoolbag is the desk.6.Some books are the box.7.A pair of socks is under the bed.8.I can't find my new cap.9.What colour is it/are they ?10.-Is it in
3、 your schoolbag? -No, it isn't.11.You need to keep your room tidy.12.My schoolbag is red.It is under my chair.13.My trousers are brown.They are on my bed.【Language points】1.an erasereraser的发音以元音音素开头，其前用不定冠词修饰时用an。a/an（用于单数可数名词前， 表示未曾提到的）一（人、事、物）a用于以辅音音素开头的单词前；That is a car.an用于以元音音素开头的单词前
4、。This is an egg.2.My cap is orange.orange 形容词：橙红色的,还可以作为可数名词，因其以元音音素开头，故其前的不定冠词用an。Do you have an orange？你有一个橙子吗？【拓展】orange的其他常见含义：名词（不可数）：橙汁；橙红色 【其他颜色】【语境串记】I like orange（橙色），and my ruler is orange（橙色的）.I also like oranges（橙子）, but I dont like orange（橙汁）.3.What color is it? 询问颜色：What color +b
5、e+主语（被询问的物品）? =What is the color of +主语？（1）单数主语，be动词用is, 答语为“Its+颜色.”。（2）复数主语，be动词用are, 答语为“Theyre+颜色.”。-What colour is the cap?- It's brown.-What colour are the rulers?-They're white. 4.Peter's trousers are black.black adj.黑色的 n.黑色（1）black可做形容词，意为黑色的；也可做名词，意为黑色。（所有颜色词都有这种用法）。（2）black还可作
6、英美人的姓氏，此时，black首字母大写。此外，brown、white和green也可做英美人的姓氏。Mr.Black 布莱克先生 Miss Green 格林小姐 Mrs.Brown 布朗太太Black is a common color.5.I can't find my new cap.can是情态动词, 没有人称和数的变化，后加动词原形；常用来说明某人有能力做某事，其否定形式是在can后面加not, 即cant 或cannot。I can draw, but I cant/cannot dance.Can you sing？No，I cant
7、.（简答中必须用缩写形式）【易混辨析】hat与cap6.Where is it / are they?“Where + be动词 +主语？”是where引导的特殊疑问句， 用来询问“某人或某物在哪里”。其中where为特殊疑问词，be动词要与主语的人称和数保持一致。-Where is my cap?-It's on your head.-Where are my trouses?-They are on the bed.7.Is it in your schoolbag?含be动词的一般疑问句结构：Be动词(am/is/are)+主语+其他?肯否回答：Yes, 主语+be动词(am/i
8、s/are).否定回答：No, 主语+be动词(am/is/are)+not.一般疑问句主语是this、that、these、those，回答时用it指代this/that；用they指代these/those。-Is it in your schoolbag?-No, it isn't.-Are they on the desk?-Yes,they are.8.You need to keep your room tidy.(1)need 需要need sth.需要某物I need a pair of new glasses.need to do sth.需要做某事We need t
9、o keep the classroom clean.need sb.to do sth.需要某人做某事I need you to help me.(2)keep 保持keep+adj.保持. Keep quiet,please.keep sb./sth.+adj 保持某人/某物处于.状态You need to keep the room tidy.【Grammar Focus】1.What color引导的特殊疑问句的结构询问颜色：What color +be+主语（被询问的物品）? =What is the color of +主语？（1）单数主语，be动词用is, 答语为“Its+颜色.
10、”。（2）复数主语，be动词用are, 答语为“Theyre+颜色.”。-What colour is the cap?- It's brown.-What colour are the rulers?-They're white.2.where引导的特殊疑问句的结构where引导的特殊疑问句用来询问某人或某物在什么地方，其基本结构为：Where is + 单数形式的主语? Where are + 复数形式的主语? Where is 可缩写为 wheres；但是where are 不能缩写。where引导的特殊疑问句不可以用yes或no回答，常用一个完整的句子，即“主语 + b
11、e动词 + 介词短语 + 其他” 。但要注意以下几点; 为避免重复，回答时主语常用相应的人称代词代替。非正式场合可省略主语和be动词，直接用介词短语回答。不知道某人或某物在什么地方， 可以说“Sorry, I dont know.”Where are my books? In the classroom. Where is the bag?Its on the desk. 3.方位介词英语中，方位介词不能单独使用，一般用于名词或代词前。A schoolbag is on the desk.Some books are in the box.A pair of socks is under the bed.4
