The president, together with his bodyguard，__________ to the nuclear station __________ there was an accident 20 minutes ago.
| A．have come; which | B．came; in which |
| C．has come; where | D．came; in which |
It was on October 1st ____ new China was founded.
| A．which | B．when | C．as | D．that |
It was in the rice fields ____ we had our league meeting.
| A．where | B．that | C．in which | D．on which |
It was through Xiao Li ____ I got to know Xiao Wang.
| A．who | B．whom | C．how | D．that |
He was unable to make such progress, ____.
| A．hard as he tried | B．as hard he tried |
| C．hard he has tried | D．tried hard as he |
No sooner ____ they rushed out into the street.
| A．did they hear the news than | B．did they hear the news when |
| C．had they heard the news than | D．had they heard the news when |