—Do you know when your friend ___? --I’m not sure. I will tell you when he _____?
I to attend a meeting yesterday.
I have studied English for five years __________ I was ten years old.
---- Where is Mr. Green now? I haven’t seen him for a few days ---- He ________________ to Shanghai.
I want to watch the programme on TV. __________________, please.
---- You’ve heard from Jane, right? ---- Yes, I received her e-mail ___________.