动词不定式作状语PPT课件

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The teacher explained the sentence clearly to be understood.
He promised to make all efforts so as to help us.
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注意:
1.不定式作目的状语时, 其动作通常迟于 谓语动词的动作。如:
2. I said that to encourage him. 3.2. 作目的状语的不定式之前, 常常加上
in order 或 so as, 以突出或强调目的的 含义。如:
4. I am working hard in order to get a
better result.
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来自百度文库
3. 如用于表示否定, in order 或 so as不 能省略, 用 in order not to do 或 so as not to do形式。如:
→He worked so hard that he could pass
the exam.
→He worked hard so that / in order that
he could pass the exam.
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动词不定式作结果状语
不定式作结果状语时, 一般出现在被修 饰动词之前, 常用于以下结构: 1. too ... to ...意为"太……以至不……"。 如: The box is too heavy for me to carry.
5. She doesn’t go out with people who smoke i_n__o_rd_e_r__n_o_t _to__/_s_o_a_s_n_o_t__to__ start smoking again.
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Complete these sentences with so or such (a).
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2. “not + 形容词/副词+ enough to do” 意为"不够……而不能……"。如: We are not old enough to vote and to be voted. 3. only to do表示意料之外的事情发生。 如: He went back home happily only to find his house had been broken into.
1. She stopped smoking _i_n__o_rd_e_r__to__/ _so__a_s_t_o____ be fit.
2. He read the article about cocaine _in__o_r_d_e_r_to__/_s_o_a_s__to_learn about the problem.
I walked quietly so as not to disturb the baby.
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4. 不定式作目的状语可转换为 so that / in order that 或 so ... that ... 引导的目的状语 从句。如:
He worked very hard to pass the exam.
4. The government is starting an advertising
campaign ____i_n_o_r_d_e_r_t_o_/ _s_o_a_s_t_o_t_e_ll__p_e_o_p_le__
__n_o_t_t_o_t_a_k_e__d_r_u_g_s.__.
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Complete these sentences with so as (not) to or in order (not )to .
2. A lot of people visit the centre i_n__o_rd_e_r_t_o_/_s_o_a_s__to__se_e__th_a_t__fa_m__o_u_s_s_t_a_tu__e__.
3. Drug users have to steal things _i_n_o_r_d_e_r_t_o_/ _s_o_a_s_t_o_p__a_y_f_o_r_d_r_u_g_s____.
3. The government put up the price of cigarettes __in__o_r_d_er__to__/_s_o_a_s_t_o____stop people buying them.
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4. The police went to the house __i_n_o_r_d_e_r_t_o_/_s_o__a_s_to__arrest the drug dealer.
The mother was too anxious to see her
son.
The girl was too ready to cry.
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Complete these sentences, using in order to or so as to.
1. He broke into the house _i_n_o_r_d_e_r_t_o_/ _s_o_a_s_t_o_s_a_v_e__th_e__o_ld__m__a_n___.
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4. so / such ... as to 意为“如此……以 至于……”。如: She is so proud as to look down
upon others.
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注意:
too ... to ...中too后跟的是pleased, glad, anxious, willing, ready等形容词时, 不表 示否定的概念, 而是意为“很、非常”。 如:
动词不定式作状语
动词不定式在句中作状语, 主要用来修 饰动词和形容词, 也可用来修饰副词。 在句中, 不定式可作目的状语、结果状 语、原因状语、条件状语等。本单元主 要讲解不定式用作目的状语和结果状语 的情况。
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动词不定式作目的状语
不定式作目的状语, 意为“为了……; 以便 于……” , 常用to do, in order to do, so as to do, so / such ... as to do 等结构。如:
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