构词法练习

派生词在语法填空中的考察

一．解题技巧

1. 动词、介词、冠词、物主代词等词后一般接名词或动名词, 如果所给单词是

其它词类, 就要将其改为名词, 并注意名词数的变化。如果该动词没有名词形式，就用其动名词。如：

(1)Do you know the ______ (deep) of the river?

(2)His _____ (careful) resulted in the terrible accident

(3)He is one of the ______ (science) who support this theory.

(4)Please pay ________ (attend) to your handwriting.

(5) His _______ (arrive) made the situation worse.

(6)The teacher was angry at my _________ (come) late.

答案：(1) depth (2) carelessness (3) scientists (4) attention (5) arrival (6) coming

2. 动词前后、形容词前后可有副词。如果所需词为副词时, 还要考虑副词级的

变化。如：

(1)The boy ran ______ (quick) to school.

(2)“What’s that?” Father shouted ______ (angry).

(3)The little girl is ______（extreme）eager to know the result of the exam。

(4). He was very tired after doing this for a whole day, but he felt very happy since the crop did “grow” ______ (height).

答案：(1) quickly (2) angrily (3) extremely (4) higher

3. 在名词前作定语，在系动词后做表语，以及作主语或宾语的补足语时，通常

要用形容词如果所需词为形容词时, 还要考虑形容词级的变化。如：

(1) What’s the ________ (width) river in the world?

(2) The _______ (strength) we become, the more modest we should be.

答案：(1) widest (2) stronger

二．即时训练

1. 单句填空：用所给单词的适当形式填空

1. Mary was very ______ at the news, so she looked ______ at her husband, her eyes full of ______ (sad).

2. He ________football very well and he was one of the best ______ in yesterday’s football match. (play)

3. Look! How ________ Kate is laughing! She seems to be the ______ girl in the world (happy).

4. To our ______, the headmaster was very ______ with our report. (satisfy)

5. Edison was a great ________. During his life he had many ______. (invent)

6. I should ________ my task and make it ________ to finish it. (simple)

7. The boy having the ________ of being half starved ________, never to be seen again. (appear)

8. The police _____ the pot and ______ a plot against the President. (cover)

9. You are so _______ to help me. Thank you for your ________. (kindly)

10. Everything is becoming ____________ than before and many college students had to work to make some money for their college

_____________. (expend)

2. 语篇填空：用所给词的适当形式填空

A

Rafting is an___1__ (excite) adventure. A raft is a small boat that you can use to paddle down rivers and streams. Rafting is a good way to experience___2___(natural) . If you want a normal rafting trip, choose a quiet stream or river that is wide and has few fallen trees or rocks. If you are looking for more___3___（excite）, you may want to try whitewater rafting. Whitewater rafting is___4___（adventure） and___5___(difficulty) than normal rafting. It is done on rivers and streams where the water moves___6___ (quick). You have to be___7___ (care) not to hit rocks, trees and other___8___ (dangerous). The name “Whitewater” comes from the fact that the water in these streams and rivers looks white when it moves quickly.

B

Steve Jones is an___1___(environment) expert who tries to keep animals and plants from___2___(become) endangered. If we know more about what causes___3___ (danger), we may be able to take measures before it is too late. A species can become ___4___ (endanger) for___5___ (differ) reasons. Animals and plants must have a habitat or home, which