三、选项中含有表示意愿或建议的词
　　如果选项中含有should, had better, would like等一类的词语，问题很可能是考查“观点或建议”。
　　【例4】(新06-12-25)
　　【预览选项】
　　[A] Accurate communication is of utmost importance.
　　[B] Pilots should be able to speak several foreign languages.
　　[C] Air controllers should keep a close watch on the weather.
　　[D] Cooperation between pilots and air controllers is essential.
　　【听前预测】
　　由选项中的should可推知，本题应该是考查某人的观点或建议。选项内容表明问题应该与确保安全飞行的因素有关。
　　【听音验证】
　　…
　　M: Sadly enough, yes they did. It was a really bad mistake. Many people died as a result of the simple misunderstanding.
　　W: Wow, that’s a powerful lesson on how important it can be to accurately communicate to each other.
　　…
　　25. What lesson could be drawn from the accident?

　　查看汇总：2014年英语四级听力长对话十大听前预测技巧汇总