重点讲解：
1. because of 因为；由于；
例句：The train was delayed because of ice on the line.
火车因铁轨结冰而误点dtpCIqJ#2Y0*m[H。
2. urge sb. to do sth. 敦促；力劝；
例句：They urge the public to cool down.
他们呼吁群众冷静[Q@)w=8y43c2T。
3. be willing to do sth. 乐意的；愿意的；
例句：He is willing to have a fling at almost any job.
他几乎对任何工作都喜欢试一试k7TfU[g^)%-XBEu。
4. prevent from doing sth. 阻止；制止；阻碍；
例句：It can prevent the water from sopping in.
这可以防止水的渗透ao;o8i9Y8Vi(。
5. shut down （使）（工厂、公司等）关闭，歇业，停业；
例句：The shop has shut down because of lack of trade.
那商店因生意萧条而停业yc[zG#HxGEVj5[ji-]=2。