A:①③④
B:②③④
C:①②④
D:①②③
A:____.
B:Good evening.
A:____?
B:I have dinner at half past six.
A:____ ?
B:No, I don't eat rice.____?
A:I have dinner at seven and I eat rice.
B:At home?
A:Yes.____?
B:I have dinner at home too.
告诉别人这是你的一件新夹克衫,可以说:
“lnx>1”是“x>1”的( )