选出句子相对应的答句。
A. Thank you, mum.
B. It’s a robot.
C. It’s beautiful.
D. Yes, it is.
E. It’s under the desk.
1.Where is the pen? (________)
2.This hot dog is for you. (________)
3.What’s this? (________)
4.Look at my pencil. (________)
5.Is this your lunch box? (________)