内容正文:
Unit 4 Don't eat in class.
Grammar focus-3c
Language points
1. Don't arrive late for class.不要上课迟到。 arrive v 到达
When did he arrive yesterday?
昨天他什么时候到达的?
【拓展】arrive in / at与get to . reach的区别
arrive + in (大地方)
at (小地方)
get必须与to搭配才能加宾语。后面如接地点副词,则不用介词to。 reach直接加地点
eg: My father arrived in / got to Beijing this morning.
The farmer arrived at / got to an old house and knocked at the door.
2. You must be on time.
你们必须守时。
(1) must情态动词,表示“必须”、“务必”,有时还表示“一 定”,起到加强语气的作用。
You must come tomorrow.你(们)明天必须要来。
【注意】在回答must引起的问句时,如果是否定的答复,可用don't
have to或needn't (不必),但不能用mustn't (一定不,必须不,不允许,不 得)。
(2) on time是一个固定介词短语,表示“按时;准时”。
We must get to school on time.我们必须按时到校。
Well finish our job on time.我们要按时完成任务。
(3)系动词be与形容词或介词短语连用,
是英语一种常见的语句
结构,表示某种状态。
be quiet保持安静;be strict要求严格
be on time守时;按时到
be at work在上班
You mustn't be noisy, children.孩子们,你们一定不可喧闹。
3. Don't listen to music in class.
别在课上听音乐。
(1) listen to ...听 ....
She is listening to the radio.她在听收音机。
(2) in class意为“在课上;上课时”
介词+ (不带限定词的)名词
in the class意为"在这个班”
介词+ (带限定词的)名词
类似用法:
in hospital 住院 at table 吃饭
in the hospital 医院里 at the table
in bed
卧床,睡觉
in the bed 在床上
at school (在校)上学,求学
at the school 在学校里
4. wear a hat 戴帽子 wear 穿;戴
The girl often wears a red coat and a white hat.
这个女孩经常穿着红色的外套戴着白色的帽子。
【辨析】 wear, dress与 put on
wear强调“穿着”这一状态,也可表示“戴着”。
She likes wearing colorful clothes.她喜欢穿着颜色鲜艳的衣服。
dress既可表示动作,又可表示状态,常由人作宾语,意为“给……穿衣服”
Could you dress the child for me?
你能不能替我给小孩穿上衣服? put on着重于“穿”这一动作,即由没穿到穿这一过程的完成,意为“穿上"。
Please put on your new coat.请穿上你的新大衣。
用wear, put on, dress的适当形式填空。
1. She is wearing a red flower in her hair.
2. He puts on his coat and goes out.
3. He is dressed in black.
5. It's my first day at school. 这是我在学校的第一天。
first此处为adj,意为“最早的,第一的"o
常用短语:
first and last
完全地
at first 起初
first of all 首先
first 作 num,
意为“第一",
其前通常加定冠词the。
first还可作adv,意为“最初;首先”。
6. This is very important. 这是非常重要的。
important为形容词,意为“重要的"
常用句型:
It is important for sb. to do sth.
“做某事对某人来说是重要的"
例:对我们来说遵守规则是重要的。
It is important for us to