I would have come earlier, but I _____ that you were waiting for me．
| A．didn’t know | B．hadn’t known |
| C．haven’t known | D．wouldn’t have known |
Paul Wong’s performance on the TV show---I’m a Singer, _______ the newspaper put it, was a “brave try”, representing the spirit of rock’n’roll ---to try something different, and be ready to accept failure.
| A．as | B．since | C．for | D．like |
----Hey, you haven’t been acting like yourself. Everything OK?
----________ .
| A．Sure , it is | B．I’m fine, thanks | C．That’s good | D．That’s right |
The two animals come from the same family but differ __ body shape and breeding habits.
| A．with | B．from | C．in | D．of |
Please don’t ask me to solve mathematical problems; they are beyond my ____.
| A．guide | B．reform | C．grasp | D．draft |
George always does his best, and that’s ______ I like about him.
| A．who | B．how | C．whether | D．what |