This is his mouth.This is her mouth.Hi,Im Lily,Im a girl.Nice to meet you!Hi,Im Ben,Im a boy.Nice to meet you!同学们，认真观察下面的句子，你能找到This is和These are的用法有什么规律吗？This is my hand.These are my hands.This is my eye.These are my eyes.This is my book.These are my books.This is 后面用名词的单数。例如：This is my ear.These are 后面用名词的复数。例如：These are my ears.同学们，请用This is 或者These are填空，你会吗？1._ my arm.2._ her eyes.3._ his pens.4._ my ruler.5._ my foot._ her feet.This is These areThis isThese areThis isThese are我心目中的外星人.Finish the picture and introduce it to your friends.Thankyou！
