---The vase cost me almost 100 yuan. ---Well, it was crazy of you to spend so much money _____you could buy a much cheaper one.
You can borrow my car___you promise not to drive too fast
All the photographs in this book,___stated otherwise,date from the 1950s
Hot___the night air was,we slept deeply because we so tired after the long journey
A number of high buildings have arisen___there was nothing a year ago but ruins
When the disabled sportman won a gold medal,a lot of people___him on his success