聽材料，回答問題。
（1）Who wants to invent a special pen in the passage？
A.Gorge.
B.Jack.
C.Sam.
（2）Why will it be easier to take the special pen with the user？
A.Because it will be smaller.
B.Because the user has a bigger handbag.
C.Because it can be folded and won't take up much space.
（3）If the special pen becomes blue，it will mean the temperature of the user's hand is

.
A.a little high
B.a little low
C.OK
（4）How does the teacher like his students' ideas？
A.He thinks they are crazy.
B.He thinks they are useless.
C.He thinks they are creative.