________ you’ve got a chance,you might as well make full use of it.
| A．Now that | B．After | C．Although | D．As soon as |
had never occurred to him that he might be falling in love with the new school.
| A．He | B．That | C．It | D．This |
_________surprises us most is that she doesn’t even know _________the difference between the two lies.
| A．What; where | B．All; which | C．What; that | D．That; where |
It’s beyond words. Nowhere else in the world _______ such a wonderful house!
| A．can find you | B．you can find | C．there can be | D．can there be |
Was it when he returned he was caught in a snowstorm?
| A．where | B．when | C．that | D．how |
Is this research center _________ you met some foreign guests last week?
| A．that | B．where | C．which | D．in which |