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If he _h_a_d__d_r_iv_e_n_ (drive)more carefully, he _w_o_u_l_d__n_o_t_h_a_v_e_h_a_d_(not have) the car accident yesterday.
2、错综时间的虚拟句
通常情况下,在非真实条件句中主句和从句的 谓语动词所指时间是一致的, 但有时也可能指 不同的时间,这时要根据上下文的意思采用不 同的谓语动词形式.
句
1)If I were a bird, I would fly in the sky.
2)If I had taken your advice ,I wouldn’t have made the mistake.
3)If I had been there, it wouldn’t have happened.
PRACTICE 1: Fill in the blanks.
a. If they w__e_r_e (be) here, they _w__o_u_ld__ta_k__e (take) your advice.
b. If the world-war _b_u_r_s_t (burst) out again, what _w__o_u_ld__h_a_p_p_e_n_ (happen) to our people on earth?
3. If I had taken your advice, I wouldn’t have made a mistake.
4. If he had been there, it wouldn’t have
happened. (与过去事实相反)
与现在 事实相 反的假 设
一、虚拟语气在条件句中
虚拟条件句
• 4)If it rained tomorrow, we would not go shopping.
1. If I had 5000yuan, I would buy a computer. (与现在事实相反)
2. If I were a bird, I would fly in the sky. (与现在事实相反)
• If he should fail in the experiment this time, he would try again.
Should he fail in the experiment…
If you had come a few minutes earlier, you would have met him.
主语+should, would might, could+动词
原形
小小顺口溜
虚拟语气并不难, 从句时态都提前, 主句would加在前,注意动词要还原。 (省略if要倒装) e.g.
1)If I were in your shoes, I would accept the terms. 2) If we had left earlier, we wouldn’t have
主句
If+主语+动词的过去式 (动词be用were)
主语+should,would, might,could+动词 原形
与过去 相反的 假设
If+主语+had +, might, could +have done
与将来 相反的 假设
1、If+主语+动词过去式 2、If+主语+were to+ 动词原形 3、If+主语+should +动词原形
Subjunctive Mood
We met in this room .
陈述语气
Do come to the meeting next Friday .
祈使语气
If I were you , I would study hard .
虚拟语气
虚拟语气
虚拟语气的概念
• 虚拟语气是一种特殊的动词形式,一是用 来表示说话人所说的话不是一个事实,而 是一种假设、猜测、愿望等(在条件从句中 或让步状语从句中);一是表示说话人的愿 望、要求、命令、建议等 (在宾语从句、 主语从句、表语从句、同位语从句)。
missed the train. 3) I wish I were as clever as you
1)If I were a bird, I would fly in the sky.
2)If I had taken your advice ,I wouldn’t have made the mistake.
虚拟语气
虚拟语气在 在条件从句中
3、省略 if 的条件从句
当从句中有 were, had 或 should 时,可省略if , 而把它们放在句首。
• If I were to meet him tomorrow, I should ask him about it.
Were I to meet him tomorrow,…
1. If I were you, I would have taken his advice. (从句指现在, 主句指过去)。
2. If I had taken my raincoat with me this morning, I would not be wet now. (从句指过去,主句指现在)。
一、非真实条件句(if等)中的虚拟语气 1.时态一致 2. 错综时间的虚拟句 3. if省略用倒
装句
2.4.含蓄条件句 5. If only 感叹 二、名词性从句的虚拟语气:
宾语从句、主语从句、表语从句、同位语从句
三、几种特殊的虚拟语气句式
wish、as if/though、would rather、It’s time … It’s necessary/strange/matural/inportant+that从
3)If I had been there, it wouldn’t have happened.
• 4)If it rained tomorrow, we would not go shopping.
• 5)He was shaking with fright as if he had seen a ghost.