75>to cut up 切碎；打碎；砍碎；咬碎
句子：
1.The ship was breaking up on the rocks.
船被礁石撞碎了。
2.The cook cut up the meat for the pie.
这厨师将肉切碎做肉饼。
3.The dog chewed up the cloth.
那只狗将布咬碎。
4.You have to cut up the meat before you eat it.
在你吃之前必须先将肉切成小块。
5.Richard and Anne broke up last week.
理查德和安妮上星期分手了。
76>.to burn up 焚毁
句子：
1.All her clothes were burned up in the fire.
她所有的衣服都已付之一炬。
2.They tied the clerk up durning the robbery.
抢劫时他们把店员都绑起来。
3.We tied up the package well with heavy cord.
我们用粗绳将行李捆牢。
4.After a picnic, we spent a lot of time cleaning up.
野餐后，我们花了很多时间去清理。
5.We were so hungry that we ate up all the food in the house.
我们饿把家中所有得食物都吃光了。
77>.to do without 无需；舍弃不用
句子：
1.Food ,drink,and air-these are the daily necessities that no one can do without.
食物，水和空气这些都是没有人可以离开的必需品。
2.I can do without sugar in my coffee.
我可以将就的喝没有加糖的咖啡。
3.I can do without her help.
没有她的帮忙我仍然可以办到。
4.Jack can't do without the help of a secretary.
杰克需要秘书的协助才行。
5.You can do without money，but you can not do without friends.
你可以没有钱，但不可以没有朋友。
78>. to take someone for 误认；认错某人
句子：
1.Mike is often taken for his twin brother.
迈克常被误认为是他的双胞胎兄弟。
2.Our teacher is often taken for a student because he looks so young.
我们老师看起来很年轻，所以常被误认为是学生。
3.Bob took the stick for a snake.
鲍勃误以为这根棍子是蛇。
4.Whit her dark skin and eyes,I took her for an Italian.
由于她的深色皮肤及眼睛，我误以为她是意大利人。
5.At first I took him for a genius.
起初我以为他是个天才。
