①Chemical weapons are banned internationally.

　　国际上禁止使用化学武器。

　　②There is a ban on smoking in petrol stations.

　　加油站禁止吸烟。

　　③Officials have been banned from drinking at lunchtime.

　　禁止政府官员中午喝酒。

　　[名师点津]　你还学过哪些意为"禁止/阻止某人做某事"的表达？

　　①forbid sb.to do sth.

　　②prevent/stop/keep sb.from doing sth.

　　4．(教材P29)Today, the spread of 'borrowed words' is mostly due to the easily accessed Internet and television programmes from across the world.

　　今天，"借用词"的传播主要得益于容易应用的因特网和遍及世界的电视节目。

　　due to 由于，因为

　　表示"因为，由于"的表达式：

　　(1)从属连词：as, since, because

　　(2)并列连词：for

　　(3)介词短语：due to, owing to, because of, thanks to, as a result of, on account of

　　①Your failure was due to nothing but your own carelessness.

　　你的失败正是由于你自己的粗心大意。

　　②Changes in the climate are due to pollution of the atmosphere.

　　由于大气层的污染而造成了气候变化。

　　③He cannot go to school because of his sickness.

　　他因病不能上学。

　　access vt.进入；使用 n．通道；(使用的)机会

　　(1)gain/obtain/get/have access to ...　　 得以接近/进入/使用......

　　give access to ... 使能接近......

　　(2)accessible adj. 可接近的；可进入的；可使用的；容易理解的

　　be accessible to sb. 易被某人所接近/使用/进入

　　①You can access the information anywhere if you have a computer.

　　如果有一台电脑，你在任何地方都可以获得信息。

　　②Students must have access to the electric resources.

　　学生必须有机会使用电子资源。

③She has made some attempt to make opera accessible (access) to a wider public.