听力原文:W: Robert wants to know if he can go with us to the party.M: That's odd. This mor
听力原文:W: Robert wants to know if he can go with us to the party.
M: That's odd. This morning he said he wanted to go by himself.
Q: What do we learn about Robert?
(10)
A.He never keeps his promises.
B.He is crazy about parties.
C.He has changed his mind.
D.He is not sociable.