-Have you known him for a long time?
-Yes, since he ________ here after graduation.
| A．comes | B．came | C．has come | D．had come |
People Who Moved China, hosted by CCTV, honours the people______ the valuable contributions should be remembered by every Chinese．
| A．whose | B．of whom | C．that | D．of which |
It looks like __________ weather is changing for __________ worse. We had better cancel the trip to the mountains.
| A．the; the | B．不填; the | C．the; 不填 | D．不填；不填 |
We can see monuments here and there. Those who have made great ________to human beings and society will never be forgotten.
| A．advance | B．effort |
| C．contributions | D．achievements |
Cleverness is not always a ________ of high grades in exams. You’d better learn knowledge carefully and practice more.
| A．result | B．record |
| C．guarantee | D．reaction |
It is known that the weight of an object ________ from place to place on the earth.
| A．exchanges | B．varies |
| C．translates | D．ranges |