高二英语人教课标必修5 Unit 4 Words and expressions 课件
作者:胡丽华 来源:原创 更新时间:2008-10-23 点击数:205
1.involve vt. 使卷(陷)入,拖累;使专注;必须包括,含有
eg:1)Finally he was involved in trouble. 最后他被卷入纠纷。
2)He was involved in working out his plan.
他专心一意地定计划。
3)Building this road will invovle the construction of ten
bridges.建造这条路须包括建造十座桥梁。
4)This is a task which involves much difficulty.
这是一个带有许多困难的任务。
2.assist vt./vi./n.援助,帮助;搀扶
eg: 1) He did much to assist his classmate's search for
the lost pen.他大力帮助他的同学搜索丢失的钢笔。2)assist sb.with sth.=assist sb.to do sth.=assist sb.in
doing sth. 帮助某人做某事
3)assist sb.from the saddle 搀某人下马
4)assist sb.to his feet 扶某人站起来
5)assist in a supermarket 在一家超市帮忙
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