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Step2 问题导学
1. 出示动物图:How many pandas/tigers are there?
2. 出示数量图:How many balls are there?
3. 根据提示,拼读下列单词:
but up umbrella → hun-dred
out mouth our → thou-sand
4. 你能读出下列数词吗? 你发现了什么?
nine thousand, five hundred,
three hundred and twenty-nine,
eight thousand four hundred,
seven thousand and forty-two
one thousand three hundred and fifty-five
Step3合作探究(组内准备——汇报)
1. 自读课文,划出你所认识的短语。
2. 小组交流,并在班内汇报。
3. 出示第二幅图:In the past, there were ……
in the past表示________,句子要用一般_____时,
now表示_______,句子要用一般_____时。
4. 听录音并跟读。
5. 小组读,全班读。
6. 填表,比较数量上的变化。
Animal
Number(in the past)
Number(now)
Step4交流展示
教师点拨:These animals are in danger.
展示汇报你的课前调查:
There were ……, but now there are ……
2. Do you want to help them?
What can you do/to help them?