— Wasn't it Dr Wang who spoke to you just now?
— ____.
| A．I didn't know he was | B．Yes， it was |
| C．No， he wasn't | D．Yes， he did |
.
Not far from the school there was a garden, _______owner seated in it playing chess with his little grandson every afiernoon.
| A．its | B．whose | C．which | D．that |
.
Considering the injuries he's had, there can be little_______of him winning the race.
| A．explanation | B．expectation | C．qualification | D．presentation |
.
This is a good opportunity_______I'm sure you can learn something.
| A．that | B．which | C．where | D．as |
.
――Oh, what a pity! All the tickets were sold out.
――I'm sure we_______ two, but you were not quick enough.
| A．could buy | B．had bought | C．would buy | D．could have bought |
.
Unless you have planted something, you won7t be able to know the pleasure of watchintit _______
| A．grown | B．growing | C．to grow | D．to be grown |