二．词汇与语法知识。（每小题1分，共15 分）
Great changes_______ in the rural areas in the last two decades.
| A．have taken place | B．took place | C．have been taken place | D．are happening |
Rather than _________ at home, he always prefers ________ out to play.
| A．stay; go | B．staying; go |
| C．stay; to go | D．to stay; going |
He told us whether __________ a picnic was still under discussion.
| A．to have | B．having |
| C．have | D．had |
The year 1949 ________ the birth of a new country—the People’s Republic of China.
| A．found | B．watched |
| C．noticed | D．saw |
We’re in a stage ________ it’s still too early to say who will win the most votes and become the new President.
| A．that | B．where |
| C．which | D．what |
The young couple offered a ________ of $5,000 for information about their missing son.
| A．present | B．reward |
| C．price | D．pay |