问题详情：
The students ought to wear school uniforms when they’re at school.
A．are supposed to B．are allowed to C．would like to D．love to
【回答】
A
【解析】
试题分析：句意:当学生们在学校的时候应该穿校服。ought to的意思是应该，后跟动词的原形。be supposed to 被认为应该做某事；be allowed to do sth.被允许去做某事；would like to 愿意去做某事；love to 喜欢去做某事。故选A。
考点：考查动词。
知识点：情态动词
题型：选择题
