1. There was a __________ (冲突) between the two sides；so they didn’t reach any agreement.
2. It’s surprising that he ________ (阐明) this difficult sentence with a very simple explanation.
3. We _____________ (完成) this difficult task ahead of time，which surprised everybody.
4. She _________ (安排) all her business affairs before going on holiday.
5. The book _________ (描写) the kindness of Helen，an excellent woman.
