---Are you still working in Shanghai? ---No, I’m working in Hangzhou now. I ______ in Shanghai for three years.
Gun control is a subject __________ Americans haveargued for a long time.
—Can you believe I had to pay 30 dollars for a haircut? — You should try the barber's __________ I go. It's only 15.
Occasions are quite rare __________ I have the time tospend a day with my kids.
It was April 29,2011 __________ Prince William andKate Middleton walked into the palace hall of the wedding ceremony.
A bank is the place __________ they lend you an umbrella in fair weather and ask for it back when it begins to rain.