This condition __________ urgent treatment.
这种情况得紧急处理。
The man ________ coat is black is waiting at the gate.
| A．who's | B．whose | C．that | D．of which |
_________ cleans the classroom can go home first.
| A．Anyone | B．those whoo | C．However | D．The one who |
The police caught the man _______ stole my handbag.
| A．he | B．that | C．whom | D．which |
The girl ________ is reading under the tree ________ my sister.
| A．which, is | B．whom, was | C．who , is | D．who, was |
George Mallory was an English teacher _______ loved climbing.
| A．who | B．whom | C．he | D．which |