From astonished look on his face, I came to realize that he had never thought the performance would turn out to be such great success.
| A．the; a | B．the;不填 | C．an; 不填 | D．an; a |
It was the boy who_______ for the fight with his brother.
| A．was to blame | B．was blaming | C．was to be blamed | D．blamed |
—Can I come to ask for some advice at any time?
— Yes, of course. _______
| A．If you’re convenient. | B．At your convenience. |
| C．Don’t worry. | D．Don’t mention it. |
My father is clearly in____ dilemma about how to handle___ quarrel between us.
| A．the; a | B．/; the | C．a; the | D．a; / |
The headmaster told us ____ football in the teaching building.
| A．to not play | B．not to play | C．not playing | D．not played |
I’m not sure whether this is the book ______ my brother read the year before last.
| A．whose | B．as | C．what | D．which |