S2:ARE YOU SURE? I didn't know john had a sister.
S1:the teacher was angry with tom this morning.
S2:Why?________________again?
S1:Jane is in her room
S2:what's she doing there?______________________
更新1:
S1:i've just got a letter from Sally. S2:Sally?___________________________ S1:Mr Chan had an accident last nignt. S2:how terrible!_____________________ S1:I went to Guangzhou last week. S2:___________________there?
更新2:
S1:i've just returned from malaysia. S2:how did you like the trip?______________________when you were there? S1:Tom asked me to get him a dictionary. S2:__________________________________?there are two here.