The time for the exam is ____ .
I ____ to go for a walk, but someone called and I couldn’t get away.
Salley________Beijing for Shanghai and________there ever since. You can go and pay her a visit on your way to Hangzhou.
A new technique ____ out, the yields (收成) increased by 20% .
---What do you think of my suggestion?--- Sorry. What's that? I ____ about something else.
--- Haven't I told you that I like the beef well done?---Yes, but I _____ it longer than I usually do.