He was very rude to the Customs officer, _____ of course made things even worse.
| A．who | B．whom | C．what | D．which |
If we work with a strong will, we can overcome any difficulty, _______great it is.
| A．what | B．how | C．whatever | D．however |
You can not imagine the difficulty they had ____ the problem. It isn’t ____ easy.
| A．to solve; so | B．solved; so | C．solving; that | D．solved; that |
. — I didn't go to work yesterday afternoon because my car broke down.
— You ________ mine. I wasn't using it.
| A．might borrow | B．must have borrowed |
| C．could have borrowed | D．ought to borrow |
Education _______ white settlers only in Australia in the past. The natives could not go to school.
| A．intended for | B．was intended for | C．intended to | D．was intended to |
I’ve never seen such an interesting film we saw last night.
| A．when | B．as | C．that | D．which |