Do you think students should to wear their own clothes at school ? A. allow B. are allowe

问题补充：

Do you think students should to wear their own clothes at school ?

A. allow B. are allowed C. be allowed

答案：

解析：本题表示的被动的含义用被动句，结构为be+过去分词，should后跟动词原形不变，故本题的答案是be allowed，故本题选C。