when
- I want to be a doctor when I _______.
- When will the plane ?– In half an hour.
- When will the plane?–In about fifteen minutes．
- When you lose your way in the city, you can _________ the policemen _________help.
- When I meet difficulties, my mother always tells me __________ in myself and not to give up.
- When did you ________? —Ten years ago.
- When I was at the college , I _______ up early to do some body building exercise .
- When I was at the college , I __________ up early to do some body building exercise .
- When did your parents get back home last night?—At around ten o’clock.
- When do you ______ Beijing .