1、本网站免费注册后即可以下载，点击开通VIP会员可无限免费下载！
2、资料一般为word或PPT文档。建议使用IE9以上浏览器或360、谷歌、火狐浏览器浏览本站。
3、有任何下载问题，请联系微信客服。
扫描下方二维码，添加微信客服
Lead-in
She can ride a bike now, but she couldn’t ride a bike two years ago.
以前
two years ago
now
It can swim this year, but it couldn’t swim last year.
last year
this year
He can fly kites now, but he couldn’t fly kites a month ago.
a month ago
now
Look at the pictures and complete the
sentences after the example.
Example:
They can sing English songs now, but they couldn’t sing any English songs two years
ago.
two years ago
now
Zhang Jun/last year/this year
I/when I was five/now
The baby/a month ago/now
Zhang Jun can ride a bike this year, but he couldn’t do it last year.
I can swim now, but I couldn’t do it when I was five.
The baby can count now, but he couldn't do it a month ago.
Zhang Jun couldn't ride a bike last year , but now he can do it.
I couldn't swim when I was five, but I can do it now.
The baby couldn't count a month ago,but now he can.
Pre- reading
Say something about the outdoor activities
with can，can't , could ,couldn't?