1) 指示代词分单数(this / that)和复数(these / those)两种形式,既可作限定词又可做代词,例如:单数复数 限定词:This girl is Mary.Those men are my teac
1)相互代词只有each other和one another两个词组。他们表示句中动词所叙述的动作或感觉在涉及的各个对象之间是相互存在的,例如:It is easy to see that th
1) 列表 I you you she he myself yourself yourselves herself himself we they itone ourselves themselves itselfoneself 2)做宾语 a. 有些动词需有反身代词 ab
1)作主语 Fighting broke out between the South and the North. 南方与北方开战了。2)作宾语 a. 动词后加动名词doing作宾语 V. + doing sthadmit 承认 appreciate 感激,赞赏
6.1 动名词作主语、宾语和表语1)作主语 Fighting broke out between the South and the North. 南方与北方开战了。2)作宾语a. 动词后加动名词doing作宾语 V. + doing stha
在句子中充当除谓语以外的句子成分的动词形式叫做非谓语动词。非谓语动词分为三种形式:不定式,动名词,和分词(分词包括现在分词和过去分词)。
动词加小品构成的起动词作用的短语叫短语动词(Phrasal Verb)。例如:Turn off the radio. 把收音机关上。(turn off是短语动词)短语动词的构成基本有下
1)should无词义,只是shall的过去形式,与动词原形构成过去将来时,只用于第一人称,例如: I telephoned him yesterday to ask what I should do next week. 我昨
shall和will作为助动词可以与动词原形一起构成一般将来时,例如: I shall study harder at English. 我将更加努力地学习英语。 He will go to Shanghai.他要
1) 构成一般疑问句,例如: Do you want to pass the CET? 你想通过大学英语测试吗? Did you study German? 你们学过德语吗?2) do + not 构成否定句,例如