Four Ways to Use Could

Step 1:Learn Key Sentences	a) When I was a child, I could play the piano a little.b) Could you close the window, please? c) We could go to a Chinese restaurant. What do you think? d) If we had time, we could go to see a movie.
Step 2:Learn How to Use	Could can be used in four ways:a) As the past of can. b) To make a polite question. c) To make a suggestion. d) To talk about a possibility (using if and a past tense verb)
Step 3:Learn Sample Conversations	Conversation using CouldA: I really enjoy the way you play the piano! B: Thanks. I've been practicing for many years. Can you play a musical instrument? A: No. When I was a child, I could (a) play a little, but not now. Could (b) you teach me? A: If I had the time, I could (d) teach you, but now I'm too busy at work. Maybe in the future I'll have more time. B: I have an idea! I could (c) help you with your math homework, and you could (c) teach me the piano. A: That's a good idea. It could (d) work!