语法八　构词法课件(共23张PPT) 2025年中考英语语法专题探究（广西）.pptx

;考点精讲;1.合成法

由两个或两个以上的词合成一个新词，这种构词法叫作合成法。;2.派生法

在一个单词前面或后面加上一个词缀构成新词，这种构词法叫作派生法。加在单词前的词缀叫前缀，加在单词后的词缀叫后缀。

(1)常见前缀(前缀一般只改变单词词义而不改变其词性);前缀;前缀;(2)常见后缀(后缀一般只改变单词词性而不改变其词义);作用;作用;作用;作用;作用;3.转化法

一个单词由一种词类转换为另一种词类，这种构词法叫作转化法。单词转化后的意义往往与之前的意义联系密切。;链接中考;构词法在选词填空中的应用

选词填空题要求考生从方框中选择恰当的单词并用其正确形式填空，其中单词的变形有可能涉及其派生变化。

visittheybigtableintroduce

(2022柳州83题选词填空节选)Peoplewillservetheir83._________athomewithtea,fruitsandsnakes．

解析：根据“servetheir…athomewithtea,fruitsandsnakes”可知，空格处需填名词。结合备选词可知，visit的名词形式visitor符合语境，考虑到空格处前为their，visitor需要变复数。故填visitors。;试题精练;一、单项选择

1.Ifyoutreateveryonewithkindnessand________，youwillfeelhappy.

A．warm B．warmly C．warmth

2.Mybrotherhashealthylivinghabits.He________getsupat7amandneverstaysuplate.

A．usual B．unusual C．usually;3.(2024自贡)—Billyusedtobeshyandquiet,butheisveryoutgoingnow.

—Yes.Weareall________athischanges.

A．surprise B．surprised C．surprising

4.—What’swrong,Peter?

—Thebadsmellmakesme________.Let’sgooutofhererightnow.

A．comfortable B．uncomfortable C．comfortably

5.—Ican’tbelieveit.Tonyhasinventedatreewateringmachine.

—Really?Heisso________．

A．create B．creative C．creativity;二、选词填空基础练

sciencedangerusevaluetradition

developslownoisenationalpossible

1.It’stoo________here!Let’sgotoaquietplacetorelax.

2.Englishisan________________languageanditiswidelyusedinmanycountries.

3.(2024天津改编)Theteacherspeaks_________andcarefullysothatwecanunderstandherbetter.;4.(2024连云港改编)YuanLongping,oneofthegreatest____________，wonrespectallovertheworld.

5.Thetaskissodifficultthatit??s_____________formetofinishitinonedayandIstillneedmoretime.

6.(2024白银改编)Theroadisvery____________aftertheheavyrain.Driversarewarnedtodrivecarefullytoavoidaccidents.

7.ThesuccessfullandingofChang’e-6onthebackofthemoonmarks(标志)the______________ofChina’sspaceresearch.;8.Mamianquni