The _______mother didn’t know what to do when hearing the __________news.
| A.puzzling; puzzling | B.puzzled; puzzled | 
| C.puzzled; puzzling | D.puzzling; puzzled | 
I tried to call you last night, but I couldn’t ______.
| A.get through | B.go through | 
| C.tell off | D.turn off | 
. Which ______ did you enter for at the sports meet?
| A.affairs | B.incidents | 
| C.businesses | D.events | 
In the end the police decided not to ban the ______.
| A.parade | B.distribution | 
| C.march | D.import | 
. The tyre of your car is flat. It needs ______.
| A.blowing off | B.blowing up | 
| C.blowing out | D.blowing over | 
The balloons, a great ______, ______ the atmosphere of the festival.
| A.scene; added up | B.scenery; added up to | 
| C.view; added | D.sight; added to |