为什么在这里have been ?
母语人士的回答
Rebecca
在这里使用have been -ing是因为它描述了从过去开始一直延续到现在的动作。 Chika的家人从此开始在家中生活,如今他们仍然在家中。例子: I have been reading a great book. (我一直在读书。)例子: She has been doing her job for two years. (她He has been busy since he started college.工作了两年。)示例: He has been busy since he started college. (他上大学后一直很忙。)