语汇：collect, shell, marathon, skate, pair, skate, since, Hilltop School
Step 1: Warming up: Enjoy a song “Good night”.
Step 2: Lead in
1. Orally: When did you go to bed last night? (I went to bed at ….)
How long did you sleep last night? (I slept for … hours.)
2. Ask individuals:
When did you start learning English? (I started learning English in ….)
Are you learning English now? (Yes.)
