选出相对应的答语。 A.All right. B. No, I didn't. C. Thirty chairs. D. It's on the floor. E. I bought a cap. 1.How many chairs are there in your class? (____) 2.Where is your bag? (____) 3.What did you buy? (____) 4.Did you lose your pen? (____) 5.Give out the crayons. (____)