223.Mary called me this morning and said that she had to ____ from school for two days to look after her mother in hospital.
A.keep away
B.stay away
C.leave away
D.take away
224.Bill Gates was so nice that he decided to _____ ninety percent of his money to the charities.
A.give up
B.give away
C.give out
D.give off
223.答案是B；keep away from远离，不靠近；stay away 外出，离开;take away 取走，拿走。
224.答案是B;give away赠送，颁发，泄露，告发；give out分发，公布，用完，耗尽；give off发出，放出；give up放弃，自首。
