2021高考英语语法填空之形容词和副词
一：知识储备
所给提示词为副词时，就要考虑是否要变为比较级；提示词为形容词时，可能要进行词性转换也可能要变为形容词的比较级。
Step 1
分析句子结构，确定空格处是否是形容词或者副词的比较级
Step 2
思考1
如果不是比较级，那就要考虑词性转换
思考2
如果是词性转换，首先考虑是否是形容词转换为副词
思考3
如果不是形容词转换为副词，就要考虑是否转换为名词
思考4
如果转换为名词，就要考虑用名词的单数还是复数
二：例题讲解
例题1：According to a review of evidence in a medical journal, runners live three years _________(long) than non－runners.
[解题步骤]
①分析句子成分→空格前有数词，后有比较级的标志词than
②根据所做分析判断→此处用比较级
③尝试解答：_longer__
例题2：When the children are walking or cycling to school on dark mornings, car drivers can _________(easy) see them.
[解题步骤]
①分析句子成分→空格前有情态动词can，后有动词原形see
②根据所做分析判断→此处用副词修饰动词
③尝试解答：_easily__
例题3：The river was so polluted that it    (actual) caught fire and burned.
[解题步骤]
①分析句子成分→空格后有动词过去式caught， 所给词性为形容词
②根据所做分析判断→此处用副词修饰动词
③尝试解答：_actually__
例题4：If you feel stressed by responsibilities at work, you should take a step back and identify(识别) those of       (great) and less importance.
[解题步骤]
①分析句子成分→空格后有and连接形容词比较级less， 所给词性为形容词
②根据所做分析判断→此处用形容词并列并列修饰importance
connect的名词和形容词
③尝试解答：_greater __
例题5：After the accident, we are          (concerned) with the safety of school buses than we used to be.
[解题步骤]
①分析句子成分→空格后有than， 所给词性为形容词
②根据所做分析判断→此处填形容词比较级
③尝试解答：_more concerned__
三：课堂练习
1.I have always enjoyed all the events you organized and I hope to attend      (many)more in the coming years.
2.It was    (consider) of Michael to inform us of his delay in case we got worried.
3.I’m so    (gratitude) to all those volunteers because they helped my terrible day end happily.
4.Even though the conference hall is near his apartment, he has to hurry a little if he wants to be     (punctuality).
5.Listening is thus an active, not a    (passivity), behavior consisting of hearing, understanding and remembering.
6.There were many people waiting at the bus stop,  (and) some of them looked very anxious and    (disappoint).
7.I cannot control my body well. My legs become    (pain).
8. What was so    (impress) about Jasmine Westland’s victory was that she came first in the marathon bare-footed.
9.Instead of blaming the child who had broken the vase, she gave him a      (tolerance) smile and let him go.
10.My good performance in the job interview left me    (optimism) about my future and about what I can do here.
11.People complain that decisions to approve or deny a permit are often      (arbitrarily) rather than based on fixed criteria.
12.He didn’t selfishly keep for himself the money inherited from his uncle. Instead, he made a    (generously) contribution to help the community.
13.The Forbidden City attracts a     (constantly) stream of visitors every day, especially during national holidays.
14.David is     (allergy) to animal fur, so he won’t visit anyone who has cats or dogs in the house.
15.Be    (reason) — you can’t expect me to finish all this work in so little time.
四：课后练习
（A）
The polar bear is found in the Arctic Circle and some big land masses as far south as Newfoundland.While they are rare north of 88°，there is evidence __1.    _ they range all the way across the Arctic，and as far south as James Bay in Canada. It is difficult to figure out a global population of polar bears as much of the range has been __2.  __(poor)studied；however，biologists calculate that there are about 20,000－25,000 polar bears worldwide.
Modern methods __3.    _ tracking polar bear populations have been employed only since the mid－1980s，and are expensive __4.    __(perform) consistently over a large area.In recent years some Inuit people in Nunavut __5.      _(report) increases in bear sightings around human settlements，leading to a __6.    __(believe) that populations are increasing.Scientists have responded by __7.  __(note) that hungry bears may be congregating(聚集) around human settlements，leading to the illusion(错觉) that populatio
ns are __8.    _(high) than they actually are. Of __9.  __ nineteen recognized polar bear subpopulations，three are declining，six __10.  __(be) stable，one is increasing，and nine lack enough data.
（B）
When we read poems, we often imagine what the poets _1.      _(think) when they wrote or what they were doing at the time. These thoughts let us connect with the words better, as if we'd created the poem _2.    __(we)．Will a poem still mean as much if a computer writes it?
By _3.    __ (use) algorithms(算法), computers can now create all kinds of text, including research papers, books，news, stories and even poems. Computer－generated poems might be correct in both grammar and style，_4.    __ some say they still lack _5.    __(create) and true meaning. Australian researcher Oscar Schwartz created a website _6.  __(call) “bot or not”. On his site, you can read poems and guess whether they _7.    __(write) by a human or a computer. Schwartz recently gave a speech in Sydney, in _8.    _
_ he stated that some of the website's poems were able to _9.      _(foolish) 65 percent of human readers.

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