1、 1. Today, the forests have almost gone. People must _ down too many trees.A. stop to cut B. stop from cuttingC. be kept cutting D. be stopped from cutting 2.He _ in the classroom just now. He _ be there now.A. heard to sing;may B. was heard sing; must C. heard sing; must D. was heard to sing; may 3
2、. -I want to teach in this area.-Well, teachers _ very much here. A. need B. are needing C. are needed D. will need 4. A report says hundreds of thousands of trees _ in the Amzaon rainforest last year. A. was cut down B. have been cut down C. were cut down D. has been cut down 5. -What about the pen
3、 you bought yesterday? -It _ well. I like it very well.A. was written B. is written C. wrote D. Writes 6. -Sixteen-year-olds _ to drive. -I agree. They arent serious enough at that age.A. shouldnt be allowed B. shouldnt allow C. dont allow D. are allowed not 7. The village is building a school. I ho
4、pe it _ before August this year. A. Finishes B. will finish C. is finished D. will be finished【形容词】形容词修饰名词,说明事物或人的性质或特征。通常,可将形容词分成性质形容词和叙述形容词两类,其位置不一定都放在名词前面。1)直接说明事物的性质或特征的形容词是性质形容词,它有级的变化,可以用程度副词修饰,在句中可作定语、表语和补语。例如:hot。2)叙述形容词只能作表语,所以又称为表语形容词。这类形容词没有级的变化,也不可用程度副词修饰。大多数以a开头的形容词都属于这一类。afraid 害怕的。按其结
5、构,可分为单个形容词和复合形容词。前者由一个单词(如good, short, happy)构成,而后者则由两个以上的单词(如well-known, kind-hearted, five-year-old)构成。 二、形容词的种类1. 品质形容词 英语中大量形容词属于这一类,他们表示人或物的品质,如:Hes the happiest man on earth. 他是地球上最快乐的人。The play was boring. 那出戏很枯燥乏味。You have an honest face. 你有一张诚实的脸。这类形容词一般都能用于比较级,如 bigger, simpler, younger.2.
6、 类属形容词 这类形容词表示属于哪一类,如:These subjects reflect our daily lives. 这些题材反映我们的日常生活。This medicine is for external use only. 此药仅供外用。这类形容词一般都不能用于比较级。3. 颜色形容词 有少数表示颜色的形容词,如:His face went purple with rage. 他的脸气得发青。She had on a blue coat. 她穿了一件蓝色的外套。Carrots are orange. 胡萝卜是 橘红色的。这类词前面还可加light, pale, dark, deep,
7、bright 等词,如:light brown hair 淡蓝色头发 a pale green dress 淡绿色裙服a deep blue skirt 深蓝色的裙子 a dark grey suit 深灰色的套服4. 强调形容词 有些形容词起强调作用,如:Its an utter mystery. 这完全是个谜。I have perfect trust in his judgement. 我绝对信任他的判断力。5. -ing 形容词1)有大量现在分词正在或已经变为形容词,如: It was a tiring journey. 这真是一趟累人的旅行。 This is a convincing
8、argument. 这是个有说服力的论据。这样的形容词多由及物动词变来。有很多也是品质形容词,有时可用于最高级(如most amazing, most disappointing)。2)还有一些形容词和不及物动词有关,如:We hope to lessen the existing tension. 我们希望缓解目前的紧张局势。Hes one of the greatest living composers. 他是当今最伟大的作曲家之一。这类形容词只能作定语,不能用于比较级。3) 还有一些-ing形容词并不与动词有关,如:neighbouring cities 邻近的城市 a cunning
9、trick 狡猾的计谋6. ed形容词1)大多数-ed形容词都与及物动词有关,是由它们的过去分词变过来的,一般有被动意义,多数为品质形容词,如: She looked embarrassed. 他好象很尴尬。 These people are from distressed areas. 这些人来自贫苦地区。 I felt depressed. 我感到很沮丧。2) 有些-ed形容词可说是类属形容词,也由动词的过去分词变来,但不能用于比较级,如:You have to pass the required examination to become a doctor. 你需要通过规定的考试才能成为
10、医生。She is a trained nurse. 她是一个受过训练的护士。3)有少数-ed形容词,不是由动词,而是由名词变来的:skilled workers 技术工人 salaried class 工薪阶层a flowered headscarf 印花头巾 还有少数-ed形容词,和动词名词都没有关系:beloved leaders 受爱戴的领导 his deceased aunt 他死去的姨4) 有些-ed 的形容词包含有副词: a well-equipped army 一支装备精良的部队 a well-known musician 著名的音乐家7. 合成形容词1)形容词在英语中是比较普
11、遍的,最常见的有:a. 形容词+名词+ed: good-natured 天性善良的b. 副词+过去分词:low-paid 工资很低的c. 形容词+现在分词: easy-going 好说话的d. 副词+现在分词: low-lying 低洼的e. 名词+现在分词:heart-breaking 令人心碎的f. 形容词+名词: present-day 当代的2)还有一些其他类型的合成形容词,如:a two-piece suit 两件套的西服all-out attempt 全力以赴的努力take-home pay 扣税后的实得工资3)还有一些三个或更多词构成的和成形容词,如:wait-and-see p
12、olicy 观望政策 heart-to-heart talk 推心置腹的谈话an out-of-the-way place 偏僻之地 an-out-of-date driving license 过期驾照三、形容词的用法和在句中的位置1. 形容词在句中主要可用作:1)定语: What a fine day! 多好的天气! He is a self-made man. 他是个自学成材的人。2)表语: The scene was horrifying. 这景象很恐怖。 I am getting bored and homesick. 我感到有些厌烦想家。 His comments were well-meant. 他说这些都是出于好心。3)宾语的补语(构成合成宾语): I find this hot weather very trying. 我感到这种炎热天气很难受。 Do you think it necessary? 你认为这有必要吗?4)状语:She was back, eager to
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