Ⅰ.单词拼写
1．Your explanation has clarified(阐明) this difficult sentence.
2．You must pass the examination to get credits(学分) for the course.
3．Many stores have a delivery service for the convenience(便利) of customers.
4．We should settle conflicts(冲突) in a peaceful way，thus friendship comes into being.
5．The rising number of car crimes is a(n) nationwide(全国范围的) problem.
6．This is a good chance to go abroad，so she is unwilling(不愿意) to give it up.
7．I think this was perhaps the most enjoyable(令人愉快的) occasion we have ever had at the White House.
8．Difficult though the task was，they managed to accomplish(完成) it in time.
