除非你在九月三日前更换你的护照,否则你将不得不放弃去美国的旅行.
You′ll have to the trip to America you have your passport changed before September 3.
A: ?
B:It's June 25.
B:It's half past nine.
A:Jeff hurt himself in this accident.
B: .
A: !
B:Nice to see you,too!
B:My name's Bob.