对 I have been here for 15 hours 就划线部分提问for 15 hours就划线部分提问并否定句回答快_英语解答

对 I have been here for 15 hours 就划线部分提问
for 15 hours就划线部分提问并否定句回答
快

人气：466 ℃　时间：2019-11-18 11:22:04

解答

How long have you been here?
I haven't been here for 15 hours.
Have you been here for 15 hours?No ,I haven't.