_______ in the leg made it impossible for him to walk home.
| A．Injured | B．Having injured | C．To be injured | D．Being injured |
Only when you leave your parents for college education _______ how much you love them.
| A．do you realize | B．you realize | C．you will realize | D．will you realize |
It is the experience he had as a boy ______ has formed his present personality.
| A．that | B．who | C．which | D．when |
What the remote areas need most _______ education to children and what the children need ________ good textbooks at the moment.
| A．is; are | B．are; is | C．was; were | D．were; was |
---- What should I do with this passage?
---- ______ the main idea of each paragraph.
| A．Finding out | B．Found out | C．Find out | D．To find out |
. We _______ have proved great adventures, but we have done the greatest march ever made in the past ten years.
| A．needn’t | B．may not | C．shouldn’t | D．mustn’t |