语法知识,语法达人帮忙

问题描述:

语法知识,语法达人帮忙
Listen Donna,I don't care if you (miss) missed the bus this morning.You (be)have been late to work too many times.You are fired!have been 怎么用?

现在完成时态,两种用法,过去持续做某事直到现在;或者强调过去动作对现在的影响.像本句中,“你已经迟到太多次了",更侧重说你的太多次迟到致使,你被解雇了.