My uncle ___ go to work on foot, but now he ___to work by bike.

He hid himself behind the door to avoid by his brother.

More and more rich people have promised to______ their wealth after death to help the poor and the disabled.

．What I like about Harvard isthere’s the old classical look—there are parks and traditional buildings.

Is that Mr. Green—No, Mr. Green is an ___________ man. Butthis man is only about _________.