be动词的用法be动词用法歌:我用am,你用are,is连接他,她,它
单数名词用is,复数名词全用are
变疑问,往前提,句末问号莫丢弃
变否定,更容易,be后not莫忘记
疑问否定任你变,句首大写莫迟疑
用am,is,are填空1
I_____astudent
You____adoctor
It_____acar
They____cars
I________fromAustralia
She_______astudent
That______myredskirt
Thejeans______onthedesk
Here______ascarfforyou
Tenandtwo________twelve
I_______atschool
He________atschool
We________students
They________fromChina
These_____buses
Those_____oranges
Thegirl______Jack’ssister
Thedog_______tallandfat
____shefromJinan
_____youAmerican
____yourmotherinChina
_____yourfriendsinNewYork
______yourbrotherintheclassroom
Who______I
What____hername
Where_____hermother
Howold_____yourteacher
Whatclass_____youin
How_______yourfather
Whosedress______this