初中英语句型转换课件

书山有路勤为径 学海无涯苦作舟
Fuqing Longtian Junior Middle School
Fuqing Longtian Junior Middle School
(2) 对划线部分提问
Fuqing Longtian Junior Middle School
对划线部分提问是根据划线的内容提出一个特 殊疑问句。即特殊疑问词+一般疑问句构成。
[例1] The little girl was so tired that she couldn’t go farther.
The little girl was ______ tired ______ go farther.
通过分析，我们不难发现，该题是由复合 句转换为简单句，可用too…to句型。
书山有路勤为径 学海无涯苦作舟
Fuqing Longtian Junior Middle School
Fuqing Longtian Junior Middle School
Fuqing Longtian Junior Middle School
b. 划线部分如是谓语动词，应该用 do的形式来取代。
five years old.
书山有路勤为径 学海无涯苦作舟
Fuqing Longtian Junior Middle School
Fuqing Longtian Junior Middle School
Fuqing Longtian Junior Middle School
d. 否定前移 [例] He can make a model plane, I
Let’s __n_o_t__ __p_la_y__ basketball on the playground.
另外，还有ask sb (not) to do sth，Will you please (not) do sth，had better (not) do sth，try (not) to do sth, decide (not) to do sth等。
该句由并列句转换为复合句，可用 because来连接，表示因果关系。
[例5] He was too weak to carry the heavy box. He was ______ ______ ______ to carry
the heavy box.
很明显，这是两个简单句之间的转换，可 用not strong enough来填空。
Fuqing Longtian Junior Middle School
Fuqing Longtian Junior Middle School
句型转换是句子类别的
转换。该题的目的在于检测学 生运用各种句型的表达能力。 要求学生对所学的句子结构和 词形的变化做到概念清楚，运 用准确。
书山有路勤为径 学海无涯苦作舟
[例1] He was so clever.
_W__a_s__ ___h_e__ so clever?
[例2] John felt happy at that time.
__D_i_d__ John __f_e_e_l_ happy at that time?
[例3] We can fly to the moon one day.
书山有路勤为径 学海无涯苦作舟
Fuqing Longtian Junior Middle School
Fuqing Longtian Junior Middle School
Fuqing Longtian Junior Middle School
(3) 改为反意疑问句
反意疑问句的前半句为陈述句，后半句为简 短的一般疑问句，在改写当中，要注意：
书山有路勤为径 学海无涯苦作舟
Fuqing Longtian Junior Middle School
Fuqing Longtian Junior Middle School
Fuqing Longtian Junior Middle School
c. 常见疑问词(组)：what，what+ 名词(如what colour，what grade等)， when，why，where，who(whom)， which，whose，how，how+形容词\ 副词(如how long，how far，how often，how soon等)。要注意以上各 种疑问词(组)的用法。
Fuqing Longtian Junior Middle School
Fuqing Longtian Junior Middle School
Fuqing Longtian Junior Middle School
句型转换DE 答题技巧
书山有路勤为径 学海无涯苦作舟
Fuqing Longtian Junior Middle School
[例1] They had lots of friends in China. They _d_i_d_n_’thave _m__a_n_y_ friends in China.
[例2] I could dance and sing when I was five
years old. I c_o_u_l_d_n_’tdance __o_r___ sing when I was
b. 变为否定句时，系动词、助动词或情 态动词后加not。
[例1] The twins were happy to see their uncle. The twins w__e_re_n_’_t _h_a_p_p_y_ to see their uncle.
[例2] Mr. Smith works hard every day. Mr. Smith _d_o_e_s_n_’t __w_o_r_k_ hard every day.
书Biblioteka Baidu有路勤为径 学海无涯苦作舟
Fuqing Longtian Junior Middle School
Fuqing Longtian Junior Middle School
Fuqing Longtian Junior Middle School
[例2] Let’s play basketball on the playground this afternoon.
exercises yesterday.
He ______ two hours ______ these
exercises yesterday.
该句的句型是It takes sb sometime to do sth. 英语表达该意思的还有spend…on句型。 [例3] I must look after my sister well at
_C__a_n__ __y_o_u__ fly to the moon one day?
书山有路勤为径 学海无涯苦作舟
Fuqing Longtian Junior Middle School
Fuqing Longtian Junior Middle School
Fuqing Longtian Junior Middle School
a. 如划线部分是定语，它所修饰的词要 跟随特殊疑问词移至句前。
[例1] This is Kate’s hat. _W__h_o_se_ __h_a_t__ is this?
[例2] The man in the car is my father’s friend. _W__h_ic_h_ __m_a_n__ is _y_o_u_r__ father’s friend?
书山有路勤为径 学海无涯苦作舟
Fuqing Longtian Junior Middle School
Fuqing Longtian Junior Middle School
Fuqing Longtian Junior Middle School
[例2] It took him two hours to do these
think. (否定句) I _d_o_n_’t__ think he __c_a_n__ make a
model plane.
e. 一些特殊结构，变否定句时，在动词（词 组）后直接加not。
[例1] Mother told me to go to bed early last
night.
Mother told me ___n_o_t _ __t_o___ go to bed early last night.
书山有路勤为径 学海无涯苦作舟
Fuqing Longtian Junior Middle School
Fuqing Longtian Junior Middle School
Fuqing Longtian Junior Middle School
2．要熟悉常用句型的转换规律。
从近年来的考题趋势来看，句型 转换从单纯测试语法知识向改变句子 结构填空，填词后使句意不变或与要 求相符的方向发展。其中许多属于常 用句型。可归纳如下：
[例3] The doctor could help that people. The doctorc_o_u_l_d_n’_t _h_e_l_p that people.
书山有路勤为径 学海无涯苦作舟
Fuqing Longtian Junior Middle School
Fuqing Longtian Junior Middle School
home.
I must ______ ______ ______ ______
my sister at home.
根据我们所学过的同义词组，look after sb well相当于take good care of sb.
书山有路勤为径 学海无涯苦作舟
Fuqing Longtian Junior Middle School
[例1] They are looking for the boy in the city.
_W__h_a_t _ are they _d_o_i_n_g_ in the city?
[例2] Ann flew to Beijing last year. What _d_i_d__ Ann __d_o___ last year?
Fuqing Longtian Junior Middle School
Fuqing Longtian Junior Middle School
[例4] They were tired, so they had a rest. They had a rest ______ they were tired.
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c. 注意： 如果肯定句中含有some，and，a
lot of\lots of，already，too\also, both…and, everything\everyone\everybody, always等词 (组)，要变为any，or，much\many，yet， either, neither…nor, nothing\nobody, never。
书山有路勤为径 学海无涯苦作舟
Fuqing Longtian Junior Middle School
Fuqing Longtian Junior Middle School
Fuqing Longtian Junior Middle School
(1) 肯定句变为一般疑问句及否定句
a. 变为一般疑问句时，系动词be、助动词或情 态动词置于主语之前。
a. 前肯后否，前否后肯；
b. 人称、时态和数要保持一致；
c. 各种祈使句，反意疑问句的后半句都用 will you，但Let’s…句用shall we； d. 注 意 一 些 特 殊 词 ， 如 little 、 few 、 no 、 nothing、never等出现时，前半句表示否定 的概念，后半句应用肯定形式。
Fuqing Longtian Junior Middle School
Fuqing Longtian Junior Middle School
Fuqing Longtian Junior Middle School
（一） 句型转换的解题应试技巧
1．必须弄清原句的句型和意思以及判别改写
后的句子是什么句型。