I will never forget the classmates ______ I studied with.
| A．that | B．which | C．whose | D．whom |
30．The novels written by the author sell best, but five years ago no one could have imagined how great a role he________in the literary world.
| A．was playing | B．played | C．was to play | D．had played |
29．He turned down the request of his friend because it was________the limit of his power.
| A．beyond | B．over | C．off | D．Above |
28．After driving for five hours, they arrived at_______they thought was the place th ey had been dreaming of.
| A．what | B．that | C．which | D．Where |
27．If you had worked hard, you ______ so anxious now．
| A．are not | B．would not have been |
| C．will not be | D．would not be |
26．______ I'm willing to help, I do not have much time available．
| A．While | B．When | C．Once | D．Since |