1. Wu said the Middle East peace process is at a crucial moment now, as Israel and the Palestinians have entered indirect talks.
2. The South Korean affected Sun Linlin's route at a very crucial moment when China had the chance to win.
3. I happened to have my cellphone with me and at a crucial moment in the vows my mother actually called me.
4. Our country is at a crucial moment of building a moderately prosperous society in all respects.