– I’m very tired.
– We really should stop _____.
| A．to walk | B．walk | C．walking | D．walked |
I’m going to visit the factory ________ your brother worked a few years ago.
| A．that | B．in where |
| C．in which | D．what |
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 |