1．It is not necessary for parents to arrange (安排)everything for their children.
2．It is thought that the scenery of the West Lake is beautiful beyond description (描述)．
3．Before starting the new service，the company carried out a nationwide (全国范围的)opinion poll.
4．We spent the days sightseeing (观光)and the evenings sitting in the bars drinking the local wine.
5．He was unwilling(不乐意)to face the fact that he had failed the exam.
6．If two people or groups are in conflict(冲突)，they have had a serious disagreement or argument and have not yet reached an agreement.
7．Difficult though the task was，they managed to accomplish (完成)it in time.
8．To clarify (澄清)something means to make it easier to understand，usually by explaining it in more details.
