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师梦圆高中英语教材同步外研版必修4Grammar下载详情
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必修4《Grammar》集体备课PPT课件优质课下载

If?you're?happy?and?you?know?it,?clap?your?hands.??

If?you're?happy?and?you?know?it,?clap?your?hands.?

If?you're?happy?and?you?know?it,?and?you?really?want?to?show?it,If?you're?happy?and?you?know?it,?clap?your?hands.??

If?you're?happy?and?you?know?it,?stomp?your?feet.

If?you're?happy?and?you?know?it,?stomp?your?feet.??

If?you're?happy?and?you?know?it,?and?you?really?want?to?show?it,

If?you're?happy?and?you?know?it,?stomp?your?feet.??

If?you're?happy?and?you?know?it,?shout?hurray.?

If?you're?happy?and?you?know?it,?shout?hurray.

If?you're?happy?and?you?know?it,?and?you?really?want?to?show?it,If?you're?happy?and?you?know?it,?shout?hurray?

Lirics

表示命令、请求、建议、劝告或号召的句子叫祈使句。

祈使句的主语一般为you,通常省略,谓语动词使用原形,句末用感叹号或句号。

一、祈使句的概念

二、types of affirmative imperatives

1. do型:do(+object)+others。

Please have a seat here.

Keep off the grass.

2. be型:Be+predicative(noun/adj.)(+others)。

Be a good boy!

Be quiet!

3. let型:Let+object+do(+others)。

Let me help you.

三、types of negative imperative

1.Do型和Be型:句首加Don't或Never构成。