when
- When __________ he supposed to arrive yesterday?
- When I was walking in the street, I saw a plane___________ over my head.
- When __________ they leave here ? —-Next Monday.
- When did Betty Beijing?
- When _____ your mother _____ you that blue dress, Lucy? —Sorry, I really can’t remember. Maybe two or three weeks ago.
- Last Thursday when I got to the airport, I ____I had left my ticket at home.
- I don’t remember when and where I __________ this umbrella.
- When can I see the doctor, madam?— Let me see. Sorry, you ___________ your turn, so you will have to wait again.
- When you are planting trees, the trees ________ straight in the hole.
- When Tom got to the examination room, he realized he ______ his pen at home.-Oh, he is too careless.