②Her health broke down under the pressure of work.
③My girlfriend had broken up with me.
④Robbers broke in and made off with 8,000.
⑤Protesters tried to break through a police cordon(警戒线).
(2)单句改错
—I’m surprised to hear that Sue and Paul have broken in.
—So am I.They seemed very happy together when I last saw them.in→up
23
Without these naturally occurring gases,the sun’s rays would bounce back into space leaving the Earth cold and impossible to live on.如果没有这些自然产生的气体,太阳光将会被反射回太空中去,地球将处于寒冷之中,不适合生命的存在。
句型公式:without引导的含蓄条件句
介词短语Without these naturally occurring gases代替虚拟条件句,用来表达虚拟的事实。有时表假设的情况隐含在一些词或短语中如otherwise,but for,or等。
(1)Without the air to hold some of the sun’s heat,the earth at night would be freezing cold,too cold for us to live on.
如果没有大气保持太阳的热量,夜晚的地球将会非常寒冷,冷得让我们无法生存。
(2)He was busy yesterday,or he would have helped you with your experiment.
昨天很忙,要不然他就会帮助你做实验的。
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