“Please do not hesitate to contact us should you require any information or assistance.”中的“should”是什么用法啊?

分类: 作业答案 • 2022-04-13 22:10:54

问题描述：

“Please do not hesitate to contact us should you require any information or assistance.”
中的“should”是什么用法啊?

答

should you require any information or assistance.在这里表条件
等于：if you should require any information or assistance