Cambridge English grammar

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GRAMMAR

U1

基本时态

Present simple (一般现在时)

E.g. I usually do my homework in the evening.

结构: 主语+谓语(do/does)+宾语

标志性的词或情况:usually, always, often, seldom(极少地)

Present perfect simple (一般现在完成时)

g. I’ve lived here since I was a child.

结构:主语+谓语(have/has done) +宾语

标志性的词或情况:since+时间点 ,yet, already, for+一段时间

描述已经发生的经历;过去发生的动作对现在的影响;

过去完成直到现在一直在进行;

Present continuous(现在进行时)

g. She is writing a book about her life.

结构:主语+be动词(am;is;are)+ doing

标志性的词或情况: doing, be动词(am ;is ;are)

Past simple(一般过去时)

g. I lost my phone last week.

结构:主语+谓语(did)+宾语

标志性的词或情况:yesterday; last week; last year词语是过去式

Past perfect simple(过去完成时)

E.g. I had forgotten my bus pass.

结构:主语+谓语(had done)+ 宾语

标志性的词或情况: had done; 描述过去的过去

Past continuous(过去进行时)

g. I was doing my homework.

结构:主语+ be 动词(was;were)

标志性的词或情况: at that moment

描述性时态(用于描写故事;小说;过去发生的事情)

Past simple(一般过去时)、

g. We spotted them on the mountain so we rescued them and took them to the hospital.

结构:主语+谓语(did)+宾语

标志性的词或情况:yesterday; last week; last year词语是过去式

Past continuous (过去进行时)

E.g. When we spotted them , they were standing next to some stones.

结构:主语+ be 动词(was;were)

标志性的词或情况: at that moment

Past perfect simple(过去完成时)

g. We spotted them because they had built a big sign.

结构:主语+ 谓语(过去分词)+ 宾语

标志性的词或情况:过去分词

Past perfect continuous(过去完成进行时)(强调结果)

E.g. We found them after we had been searching for a week.

结构:主语+ 谓语(had been doing)+宾语

标志性的词或情况: had been doing

Present perfect continuous(现在完成进行时)(强调过程)

g. She was tired bec 内容过长,仅展示头部和尾部部分文字预览,全文请查看图片预览。 是自己用:could

表示对现在的期待:用过去时

E.g: I wish I was able to speak French, but I am not.

表示过去的期待:用过去完成时

E.g: I wish I hadn’t been so lazy at school.

hope:现实的情况

E.g: I hope you get better soon.

Regrets:表示遗憾

Should+have+过去分词

E.g: It’s my fault, I should have locked the door.

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