Most of the professors _____ to our school were from South Africa．
| A．invited | B．to be invited |
| C．being invited | D．had been invited |
In March 2013, Xi Jinping, ____ leader of the Chinese Communist Party, was warmly received by Putin, who was elected ____ president of Russia two years ago.
| A．/; / | B．the; / | C．the; the | D．/; the |
Not until his father died _______ what his father really meant.
| A．do they realize | B．did they realize |
| C．realized they | D．had they realized |
— Do you like coffee or milk?
—Both. But I prefer coffee _____ milk.
| A．with | B．for | C．for | D．from |
It was ten years ago ______ that organization was _______.
| A．when; set up | B．that; founded |
| C．when; founded | D．that ; came into being |
Mary kept weighing herself to see how much ______ she was getting.
| A．heavier | B．heavy | C．the heavier | D．the heaviest |