.小学英语三年级下册主要句型和单词句型:.1. Can you play ping pong with me? Im sorry I cant. /Yes, lets go.2. What are you going to do this afternoon?We are going to plant trees.3. What do you see in spring? The trees turn green.4. How many stars are there? There are fine yellow stars, one big star and four small ones.5. Whats your watch like? Its square, and its black.6. What shapes do you see in the house? I see a triangle.7. Do you want any swee