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．was to play |
| C．had played | D．played |
He prefers to live ________ there is fresh air and sunshine.
| A．in which | B．where |
| C．the place where | D．there where |
The teacher talked with Jack, _______ problems was poor study habits.
| A．whose | B．which |
| C．one of whose | D．one of which |
It will really make no difference ________ he doesn’t come tonight.
| A．if | B．whether | C．that | D．what |
---Excuse me, Miss. May I share your table?
---Of course. _________.
| A．Not at all | B．Be my guest |
| C．I don’t mind | D．I’m with you on that |
He really can’t understand _________ he said was wrong.
| A．what | B．how | C．that what | D．why what |