词性转换汇总题解：
1、She was able to solve the difficult problem.
毛衣英语<豆角饺子此题是将名词改为形容词>
房屋装修合同范本ability (n.) 才能；能力
【常用搭配】have the ability to do sth. 有能力做某事
eg. Timmy has the ability to do push-up with only one hand.
Timmy能够单手做俯卧撑。
able (adj.) 能够的
无可非议什么意思
【常用搭配】be able to do sth. 能够做某事
Timmy is able to do push-up with only one hand.
*注意：be able to 中的be动词应根据实际情况变化时态，如果是过去能够做的某件事，be应该改为was/were, 如果是将来则应改为will be美国就业。
She was able to solve the difficult problem.
2、We should take an active part in outdoor activities.
<此题是将动词改为形容词>
* act这个词能够引申出许多其他词性的单词，同学们要给外注意，并且此单词属于高频词汇，许多的考试中都会出现。
act (v.) 行动；扮演: Don’t act like a child. 不要表现得像个小孩。
act (n.) 行动，行为: We must support the kind act. 我们必须支持这个善意的举动。
actor (n.) 男演员 actress (n.) 女演员 activity (n.) 活动
active (adj.) 积极的: He is an active member. 他是一个积极的成员。
actively (adv.) 积极地: He took part in the activity actively. 他积极地参与了这个活动。
3、He rushed into the classroom angrily with tears on his face.
anger (n.) 愤怒
angry (adj.) 生气的
angrily (adv.)生气地
此句中的angrily用来修饰动词rush，描述当时冲进教室时的状态，作状语。
*大部分同学对于angry这个单词十分熟悉，但并不了解它的另外两个词性，尤其是副词形式angrily还是不规则变化，要格外注意。
anger-angry hunger-hungry，这两组单词在词性转换拼写时有相似性，可以一同记忆。
4、Plea apologize to me for your carelessness.
<此题是将名词改为动词>
apology (n.) 道歉
【常用搭配】元宵节有什么灯make an apology to sb. for sth. 因为某事像某人道歉
Plea make an apology to me for your carelessness.
apologize (v.)道歉
【常用搭配】 apologize to sb. for sth. =make an apology to sb. for sth. 因为某事像某人道歉
*关于apology和apologize的题目并不难，但单词拼写成了同学们的难题。
5、An art exhibition of Hilton Miller, a well-known artist in America, will be held in Shanghai muum next month
<此题是将名词改为名词>
art (n.)艺术
artist (n.)艺术家
*此题间接考察了同学们是否熟练掌握了职业的几种后缀
以ist结尾的职业单词常见的有：
artist、scientist、typist、violinist、physicist、chemist、dentist、journalist、receptionist
6、The 2010 Shanghai Expo has attracted millions of people from all parts of the world.
<此题是将名词改为动词>
attraction (n.) 吸引力
【常用搭配】tourist attraction 旅游胜地
Venice is one of the great tourist attractions of the world.
attract (v.) 吸引
attractive (adj.)有吸引力的
Ice cream is attractive to children.
*此题将名词改为动词后，需注意观察时态，由于是现在完成时have/has done sth， 故需将attract改为其过去分词形式attracted。
7、At the beginning of the lecture, I’d like to thank you for your prence.
<此题是将动词改为名词>
begin (v.) 开始注意此动词的过去式及过去分词：begin-began-begun
beginning (n.) 开始注意单词拼写为双写末尾n
8、 The movie was so boring that most people fell asleep.
bored (adj.) 感到无聊的 I was bored with the book.
boring (adj.) 令人无聊的 The book was boring to me.
bore (v. )使人无聊 The book bored me.
boredom (n.) 无聊；厌倦 I read the book with boredom
注意boring 与bored的用法区别，类似的有：
surprising/surprid; interesting/interested; exciting/ excited; shocking/ shocked; amazing/ amazed; worrying/ worried等
9、It’s hard for us to breathe at the top the mountain.
breath (n.) 呼吸 [breθ]
breathe (v.) 呼吸 [bri:ð]
breathless (adj.) 气喘吁吁的 ['breθlis]
掌握breath与breathe的关键一是要注意单词的拼写，二是要掌握它们的发音。
10、They are busy preparing for the college entrance examination.
business (n.) 生意；事物 It’s none of your business. 这个不关你事。
busy (adj.) 忙碌的
【常用搭配】be busy with sth. / be busy doing sht.
They are busy with the college entrance examination.
busily （adv.）忙碌地
三星手机怎么样businessman 商人 businesswoman 女商人
11、 They are doing a chemical experiment.
chemistry (n.) 化学 chemical (adj.)化学的；与化学有关的
12、We enjoy the comfortable weather in Hainan.
comfort (n.) 舒适
comfort (v.) 还能作为动词，表示“安慰”
例：We are trying to comfort her. 我们努力在安慰她。
款待的意思comfortable (adj.) 舒适的 uncomfortable (adj.) 不舒适的 comfortably (adv.) 舒适地
13、 You have no reason for complaint. 你没有理由抱怨。
complain (vi.) 抱怨 complaint (n.) 抱怨
【常用搭配】complain to sb. about sth. 向某人抱怨某事
The customers complained to the shopkeeper about its poor rvice.
顾客向店家抱怨他们劣质的服务。
14、I don’t have confidence in mylf.
<此题是将形容词改为名词>
confident (adj.)自信的【常用搭配】be confident in ……
confidence (n.)自信心【常用搭配】have confidence in …
15、Beethoven is such a creative musician that he compod （创作）many great masterpieces（杰作）
create (v.) 创作 creative (adj.)富有创造力的; creation (n.) 创作；作品
16、“We must try our best to save people in danger”, Premier Wen said.
danger (n.) 危险 dangerous (adj.)危险的
be in danger 处于危险中 She was in danger. =She was dangerous.
