Unit 4 I used to be afraid of the dark.
Section A(1a－2d)
1．重点单词：humorous，silent，helpful，score
2．重点短语：used to，be afraid of，get good scores，from time to time
3．重点句式：—Did Mario use to be short?
—Yes，he did.He used to be really short.
—What's he like now?
—He's tall now.
She was never brave enough to ask questions.
This party is such a great idea!
It's been three years since we last saw our primary school classmates.
Billy has changed so much!
