介绍:
Be动词： am is are
我是am，你是are，is前跟3个Ta
I am You are He/She/It is
We（我们）are
We are boys.
We’re boys.
They（他们/她们/它们）are
They are boys.
They’re boys.
Be动词的使用
人称：我是am你是are，is前跟3个Ta
我们他们都是are
They______ tall.（are）
名词：is（单数）are（复数）
This ______ an apple.（is）
Those ______ apples.（are）
选择适当的be动词填空
These_______ knives.
_______this glass?
Lily and Lucy _______ my friends.
答案
These are knives.
Is this glass?
Lily and Lucy are my friends.
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