易混点 when, while, as, after, as soon as ,until 等 都可以 引导 时间状语从句。
① when 从句谓语动词可以是延续性动词和瞬间动词。 ② while 从句谓语动作必须是延续性的,有时表示对比。 ③as强调主语是同一个人,主句谓语动词与从句谓语动
词的动作同时发生。 ④until肯定句中,“一直…为止”;not…until“直到…才 ⑤as soon as 引导的时间状语从句,译为“一…就…”, 表示从句动作一发生,主句的动作马上就发生。
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语法复习 时间状语从句 选词填空
while,when,as soon as, before, after
1)Please tell me ________________ you get there. 2) _________we left, it began to rain. 3)He was reading ______________ I was watching TV. 4)I like swimming ________ my sister likes running. 5)Please think it over ________ you answer it. 6)It was raining _________he reached home.
主过从过 主将从现 主现从需
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考点 条件状语从句一般由____i_f_引导,它和时间 状语从句一样,当主句是一般将来时或含有 情态动词或祈使句时,从句用___一___般__现__在_ 时时 态,即____主__将___从原现则 【有奖问答】 If you_a_r_e_ (be)ill, you must go to see a doctor. If I go there, he _w_i_l_l__g_o (go) with me.