外研版五年级英语上册《There are forty》PPT教学课件，共32页。
Listen and find
找出数字的单词。
twenty二十
thirty三十
forty四十
fifty五十
sixty六十
seventy七十
eighty八十
ninety九十
Listen and answer
Numbers are having a party.
Twenty, thirty, forty, fifty,
sixty, seventy, eighty and ninety.
All of them are dancing happily.
Listen and read
How many pupils are there in your class, Lingling?
Summary
单词：
thirty forty fifty sixty
seventy eighty ninety
句子：
How many pupils are there in your class?
There are fifty in my class.
Homework
1.Watch the video again.
2. Copy the words.
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