重点难点
When 意为“当……的时候”
自主学习
1. He started to learn the piano when he was five years old.
He started the piano at five. (同义句)
2. He was first in the competition.
He in the competition. (同义句)
3. I was born in Beijing in 1988. (对划线部分提问)
and you ?
4. My sister is young . She can’t look after herself.(同义句)
My sister is young look after herself.
