Ⅰ.单词拼写
1．The Chinese people should make a greater contribution to mankind(人类)．
2．We know that ice is disappearing and after a while it just becomes a statistic(数据)．
3．They often form along the boundary(边界) between the dune and the surface below.
4．This is useful for bathrooms or any surface you desire to disinfect．
5．What do you mean have I been drinking? You are the trained specialist．
6．It's vital we are as fresh as possible for those matches.
7．He assisted the professor in compiling the dictionary.
8．The Labour Party has not made the issue a high priority(当务之急)．
9．The first reason to tackle these problems is to save children's lives.
