从一道高考题看when的运用 when是中学英语中一个非常活跃的词，其意义丰富，用法灵活，不易被大家掌握。高考试题经常涉及对when的考查。请看2004年北京春季高考单项填空第26题： We were swimming in the lake ______ suddenly the storm started. A. when B. while C. until D. before 此题考查的就是when的用法，从语境可知，该空表示“正在这时”，答案选A。 下面结合高考试题对when的用法作一归纳，希望对同学们有所帮助。 一、when可以用作从属连词，引导时间状语从句，意为“当„„的时候”，从句的谓语动词可以是延续性的（此时相当于while）,也可以是非延续性的。其引导的时间状语从句通常用现在时表示将来 [真题再现] 1. —He was nearly drowned once. —When was ____? —______ was in 1998 when he was in middle school.(2002北京春招) A. that; It B. this; This C. this; It D. that; This 2. The reporter said that the UFO_______ east to west when he saw it.(NMET2000) A. was traveling B. traveled C. had been traveling D. was to travel 3. —Can I join your club, Dad? —You can when you _____ a bit older.(NMET1994) A. get B. will C. are getting D. will have got 4． When the old man ＿＿＿＿＿＿＿ to walk back to his house, the sun ＿＿＿＿＿＿ itself behind the mountain.（2005湖北卷） Ａ． started；had already hidden Ｂ． Had started； had already hidden Ｃ． Had started； was hiding Ｄ． Was starting； hid 5． I ＿＿＿＿＿＿＿ have been more than six years old when the accident happened.（2005北京卷） A． shouldn’t B． couldn’t Ｃ． Mustn’t Ｄ． Needn’t Key AAAAB 二、when可以引导时间状语从句，意为“一„„就„„”，相当于 as soon as 例 I’ll tell her about it when she comes back. 她一回来我就把这件事告诉她。 We will stand up when the teacher comes into the classroom. 老师一走进教室我们就起立。 We will start when the team leader comes.队长一来我们就出发。 三、when可以作“如果；要是”解，引导条件状语从句，相当...
