duration and elapse exercise


Time elapse: 主语 + 时间 + 没 + 动词:e.g. 我两个月没看见我爸爸妈妈了。

Time duration: 主语 + 动词 + 宾语 + 了 + 时间:e.g. 他睡觉睡了13个小时了。

  1. I have not slept for three days.
  2. She has been taking a shower for three hours.
  3. My parents and I have not been phoning each other for two months.
  4. My roommate has worked in school’s cafeteria for two years.
  5. I have not seen my parents for five years.
  6. How long have you been studying Chinese?
  7. How long has it been since you saw a movie last?
  8. How often do you visit your teacher in Ohio (俄亥俄)?
  9. How long has it been since you ate Chinese last?
  10. She hasn’t had any food for 48 hours.