题目内容
5. (2014 •佛山) You can do lots of things in a science museum,but you obey the rules.
A. can B. may C. have to
5. C
5. C 解析:have to“不得不”,强调客观原因。
练习册系列答案
相关题目
题目内容
5. (2014 •佛山) You can do lots of things in a science museum,but you obey the rules.
A. can B. may C. have to
5. C 解析:have to“不得不”,强调客观原因。