past perfect,present perfect,simple past,past perfect,past passive,simple past,simple past,past passive (1)past perfect。考查过去完成时。题干中谓语是"had begun",begun是begin的过去分词,可判断时态为过去完成时,谓语结构为"had+过去分词"。故答案为:past perfect。(2)present perfect。考查现在完成时。根...
1英语中的各种 完成时态 在英语的考试中,经常有选择题要求从Past perfect/past perfect progressive/present perfect/present perfect progressive中选择.这些事态,如果给我完整的句子,但是如果是从这里面选择,我就感觉很迷糊.那么请问,怎么才能根据句末的时间来判断该用什么事态呢?例如since,before,by then,for hours...
If the data leads up to the present, you will probably need the present perfect. If you are looking into the past from another point in the past, you will probably need the past perfect. Here’s a simple explanation of the difference between the past perfect and present perfect (as well...
Some of the most confusing tenses in the English language are the present perfect and past perfect. They become especially confusing when you have to identify which tense to use and which one is being used. So today, let’s practice both of those tenses. Present perfect: The present perfe...
只是时间不同， present perfect 是过去发生的事一直持续到现在或有可能继续下去，过去发生的事对现在造成的影响。past perfect是过去的过去发生的事一直持续到过去的某个时或有可能继续下去，
past是个介词和副词，而pass是个 这两个词好比across 与cross 一个能单独使用 一个不行 perfect 做名词用就是完美 的意思 做形容词就是完美的 理想的 的意思 present做形容词是出席的 到场的 做名词用就是目前啊 现在啊（一般at present=at the moment =now) 做动词用就是显示 出现...
past continuous:i was reading newspaper at 7o'clock yesterday. present continuous:i am reading newspaper now. present perfect continuous:i have been learning english for 2 years. present simple:i like cats. past simple:i went to school yesterday. present perfect:i have finished my homework.反馈...
解析 现在完成时present perfect simple现在完成的动作过去完成时past perfect simple 过去已经完成的动作结果一 题目 英语present perfect simple跟past perfect simple 有什么区别? 答案 现在完成时present perfect simple现在完成的动作过去完成时past perfect simple 过去已经完成的动作相关推荐 1英语present perfect simple...
Me too! And I fight the urge to slap them.
前面是现在完成进行时表示从过去的动作一直持续到现在也可以延续到将来，这里没有错；后面用过去完成时表示动作已经完成了。