Be动词用法口诀

Be动词用法口诀：

Be有am,is,are我(I)用am你(you)用areis连着他(he)她(she)它(it) 我们(we)你们(you)他们(they)要用are单数名词用is复数形式要用are 变否定真容易be后not为标记

变问句be提前，句尾问号要配全（）

应用时多注意缩写形式要牢记：

I'm=Iamyou're=youarehe's=heisshe's=sheisit's=itis

we're=weareyou're=youarethey're=theyare......

你还能想出其他的含有be动词的缩写形式吗

相关练习衔接

一、用be动词的适当形式填空

Partone:

1.I______anEnglishteachernow.

2.They_______gladtoseeeachother.

3.HelenandNancy________goodfriends.

4.Thelittledog_____twoyearsoldthisyear.

5.Look,there________lotsofgrapeshere.

6.There________asignonthechaironMonday.

用恰当的be动词填空。

'ssister.

.

.

.

.

.

.

.

.

.

.

.

.

'sshirt_______overthere.

'sname______Nancy.

'spencil.

.

.

.

,twogirls,threemenandtenwomeninthepark.

,heandI______fromChina.

二、句型转换：

.(分别改成一般疑问句和否定句)

____________________________________________________________

____________________________________________________________ 2．Thestudentsarecleaningtheclassroom.(改一般疑问句并作肯定和否定回答) ____________________________________________________________

____________________________________________________________

3.Tomisunderthetree.（变为否定句）

4.Themouse’steetharesharp.（变一般疑问句并作肯定回答）

5.Theskateboardsareblack.(改成否定句)

.(意思不变，改否定句)

.(改为一般疑问句，作否定回答).