高中英语虚拟语气语法课件

If you __h_a_d__f_o_l_l_o_w__e_d_ the teacher’s advice, you __w_o__u_l_d_n_’_t__b_e_ in the hospital.
3. 如果你身体状况好一些的话，我们本可能会让 你去帮助他们工作的．
If you were in better health,we c_o__u_l_d__h_a_v_e__a_l_l_o_w_ ed
我们该睡觉了。
It’s (about) time that we went to bed. It’s time that we should go to bed.
有时为了表达需要,并不总是出现 if 引导 的条件句,而通过其他手段来代替条件句.
1.I was ill that day. 0therwise, I
If he ___，he ___that food. Luckily he was sent to the hospital immediately.
A. was warned; would not have taken
√B. had been warned; would not have taken
(advice, suggestion, proposal ) 4. demand , require, request, desire 这些词引导的名词性从句要使用虚拟语气。
即从句中的动词使用should + 动词原形， 或者将should省略。
• My demand is that she _(_s_h_o_u_l_d_)__c_o_m__e_ (come) to see me once a week. 表语从句
“Yes, indeed, Mum”answered Jim in a low voice. “ But you know if I _h_a_d_n_’t__n_o_ti_c_ed__(not notice) the little girl crossing the street all of a sudden, I_w_o_u_l_d_h_a_v_e_k_n_o_c_k_e_d( knock) her down. My leg_w_o_u_l_d_’h_a_v_e__b_ee_n__in_j_u_re_d_ (not injure),and instead of me the girl _w_o_u_l_d_h_a_v_e_b_e_e_n_t_a_k_e_n(take)to hospital.
if引导的虚拟条件句
区别:
If it rains tomorrow, the crops
will be saved.
陈述语气
If it rained tomorrow, the crops
would be saved. f 从句的谓语形式 主句的谓语形式
现在 过去 将来
I wish I __w__e_r_e_(be)as tall as you.
I wish every day _w_e_r_e_(be)my birthday.
I wish/wished I __h_a_d_n_’_t_e_a_te_n_( eat ) so much watermelon.
C. would be warned; had not taken
D. would have been warned; had not taken
If虚拟句的倒装
万一下雨，我们将不得不推迟比 赛。
In case of rain, In case it rains, If it should rain, Should it rain,
once.
4.His pale face suggested that he_w__a_s__(be) ill.
过去时
2.It’s (about/high) time +that --
你该走了。
should +V.
It’s high time that you went.
It’s high time that you should go.
__w__o_u_l_d__b_e__ (be) dead in seven days. 4.But for water, it _w__o_u_l_d_b_e(be) impossible
to live in the desert.
虚拟语气时态的 判定
注意:
假设条件从句谓语动词发生的时 间与主句所假设的谓语动词不一 致情况下的虚拟语气(混合条件句， 这时动作的形式应根据它所表示 的时间加以调整。
1. 如果过去天气好的话，现在庄稼长得更好了．
If the weather __h__a_d__b_e_e_n__finer, the crops ___w_o__u_l_d__b_e__g_r_o_w__i_n_g___still better.
2.如果你听了老师的建议的话，你现在就不会在医 院里了．
Jim has just had an operation on his leg. He was told he would have to stay in bed for at least three months. Now he regrets what he did: The accident would not have happened if he had not been so foolish. He wouldn’t have woken up (not wake up) so late that morning if he _h_a_d_n_’t_s_t_a_ye_d__u_p_ (not stay up) late the night before playing computer games.
If you ____tomorrow, you ____find the new manager working in the office.
√A.should come; would
B. would come; would C. will come; should D. comes; might
英语动词有 三 种语气
陈述语气 祈使语气 虚拟语气
用来表示说的话不是事实，或者是 不太可能发生的情况，而是一种愿 望，建议，假设的语气叫虚拟语气。
虚拟语气的考点
1、条件句中的虚拟语气的用法； 2、条件句中虚拟语气的倒装； 3、名词性从句中虚拟语气的用法； 4、几种特殊结构中虚拟语气的用法; 5、虚拟语气时态的判定。
__o__b_e_y____(obey)the rules. 2.He insisted that she_w__a_s__(be)seriously ill and
that _b_e__s_e_n__t_(send) to hospitals at once. 3.He suggested that we_h__a_v_e___(have) a meeting at
• The proposal that we (should ) go(go)out
for a picnic was warmly welcomed.
同位语从句
注意： 如suggest, insist用于其本意“暗示、
表明“、”坚持认为“时，宾语从 句
用陈述语气。
1.The guard at gate insisted that everybody
而撞倒致使自己住院了。妈妈也因为儿子没有按
时睡觉而在责备他。同时Jim也在遗憾下周的运动
会不能参加了，预想的400米冠军也不能得到了。
Practice
Complete the following passage with the verbs in brackets,using
the Subjunctive Mood.
Should it snow tomorrow, …
1. ____the exam, he would have attend a college.
A. If he passed
B. Had he passed
C. Were he passed D. If he should pass
2.___five minutes earlier, you could have seen them off.
A. If you should arrive B. If you arrive C. Had you arrived D. Should you arrive
名词性从句中的虚拟 语气及几种虚拟语气
特殊句型
1.表示要求,命令,建议的虚拟语气
一个坚持，两个命令， 三个建议，四个要求
1.insist 2. order, command 3. advise, suggest, propose
• All of us are for the advice that the
chemical works (should) be(be)closed
down.
同位语从句
• He suggested that we _(s_h__o_u_l_d_)__g_o_ (go) to Beijing for sightseeing. 宾语从句
we will have to put off the sports meet.
如果条件状语中有were, had, should时, 可 以倒装成：Were / Should / Had +主+其他
如If果I w我e是re你yo，u,我I w会o再uld试t一ry次it。again. Were I you, …
did / were
would/could/should /might +V.(原)