He had to do an extra job after work, for he had a big family to ___________.
A．support B．look at C．provide D．observe
He asked us to write an article in_____________ of pollution caused by the nearby factories.
A．honor B．search C．respect D．charge
______________ 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
