1. Show me your plane. a. You're welcome. 2. I have a new bike. b. Plane. 3. Thank you. c. It's cool. 4. Really? Can I see it? d. Thanks. 5. Wow! Your train is nice. e. Sure. Here you are.
读算式,选答案,将序号写在横线上. (6分) (1)two + four =__________ (2)nine ÷ three ="_____________" (3)four + ____________=" nine" (4)seven + three ="_____________" (5)_______ - one = six (6)two × four ="_______________"