Storms most commonly occur_______a warm air mass and a cold air mass touch each other.
| A．in case | B．where | C．in which | D．unless |
In English, if new words continue to be used for at least five years they generally______ the Oxford English Dictionary．
| A．come up with | B．make up for |
| C．look up to | D．end up in |
The school advisers help you talk through your problems but they don’t give you any direct ______.
| A．solution | B．target | C．measure | D．function |
The world will live happier lives if people have ____ better understanding of _____ idea of harmonious globe.
| A．the; an | B．/; the | C．a; the | D．a; an |
If better use is _______ your free time, you’ll make greater progress in that.
| A．spent | B．taken | C．made of | D．used of |
The old pianist wouldn’t listen to our repeated request that he _______ in public again.
| A．played | B．play | C．would | D．was going to play |