Is this the reason__________at the meeting for his carelessness in his work?
| A．he explained | B．what he explained |
| C．how he explained | D．why he explained |
This is the first American film _______ I have ever seen.
| A．where | B．which | C．who | D．that |
Guilin is a city _______ has a history of more than 2,000 years.
| A．where | B．which | C．who | D．whom |
One million people of the city, ______ thought little of the event, were asleep as usual that night.
| A．where | B．which | C．who | D．that |
The girl ________ I met in the street yesterday is Mary
| A．whom | B．which | C．as | D．what |
----- How long ________ in Guilin?
----- For two weeks. I’m going to some places of interest there.
| A．did you stay | B．do you stay | C．are you staying | D．have you stayed |