五年级上册lesson 1：五年级上册Lesson2知识点

五年级上册lesson 1：五年级上册Lesson2知识点可放句首，Please close the door. C. 委婉语气用pleasea Do型 (以动词原型开头) eg:Sit down.b，Be型(be 形容词) eg:Be quiet.c，Let 型(Let V原) eg:Let's go.

Lesson 2 Don’t be late next time!

一，祈使句：

A 定义：表示命令，建议，邀请等。

B 特点：动词原形开头，省略主语。

a Do型 (以动词原型开头) eg:Sit down.

b，Be型(be 形容词) eg:Be quiet.

c，Let 型(Let V原) eg:Let's go.

C. 委婉语气用please

可放句首，Please close the door.

可放句尾，Close the door please!

D 变否定：句首 Don’t.

No 动词ing.

二，固定搭配：

Keep quiet! 保持安静！

No spitting! 禁止吐痰

Watch your step! 小心台阶

No littering! 禁止乱扔垃圾

Don’t waste food! 禁止浪费食物

三，阅读要点：

A fine day: 晴朗的一天

want to do something: 想要做某事

run on the grass: 在草地上跑

Keep off the grass! 禁止践踏草坪

do the right thing: 做正确的事

单词及词组

may 可以

park n.公园

grass n.草

thing n.东西，事情

seat n.座位

next time 下一次

I see .我知道了。

重点句子

Why are you late?

Because the bus was late.

Go to your seat and sit down please.

Don’t be late next time.

Keep quiet!

No spitting!

That’s all right.

Watch your step!

Don’t waste food!

Sit down. (Don’t sit down.)

No littering!