______________ that he was in great danger, Eric walked deeper into the forest.
A．Not realized B．Not to realize
C．Not realizing D．Not to have realized
A small plane crashed into a hillside five miles east of the city, __________ all four people
on board.
A．killed B．killing C．kills D．to kill
After a knock at the door, the child heard his mother’s voice ____________ him.
A．calling B．called C．being called D．to call
Not only I but also Brown and Kelly ___________ fond of rock music and computer games.
A．is B．are C．am D．be
The company had about 20 notebook computers but only one third _________ used regularly.
Now we have sixty working all day long.
A．is B．are C．was D．were
This is not the dictionary which I ______ .
A．referring to B．referred C．referred to D．referred for
