It is the in this country to go out and pick flowers on the first day of the spring．
| A．use | B．custom | C．habit | D．normal |
_____, experts point out that students can easily fail at starting their business because of a lack of preparations.
| A．But | B．However | C．while | D．though |
It has always been the _____ of our government to encourage graduates to start their business.
| A．plan | B．campaign | C．procedure | D．policy |
The most important _____ of his speech at the G20 summit was that we should all unite to fight against the financial.
| A．element | B．spot | C．view | D．point |
He directed exposure to pigs, otherwise he_______ pig flu.
| A．couldn’t get | B．wouldn’t have gotten | C．couldn’t have got | D．woud get |
These plastic flowers look so _____ that many people think they are real, ____they sell badly for the financial crisis.
| A．beautiful, and | B．natural; while | C．artificial; though | D．real; so |