第1个回答 2008-07-22
1.精美礼物
2.先进的精美礼物
3.简单的过去
4.过去的进步
5.简单的礼物
6.礼物的进步
7.简单的未来
present perfect 现在完成时
present perpect continvous/progressive 现在完成进行时
simple past 一般过去时。
现在完成时。
2.现在完成进行时.
3.一般过去时。
4.过去进行时。.
5.一般进行时。 1）过去时表示过去某时发生的动作或单纯叙述过去的事情，强调动作；现在完成时为过去发生的，强调过去的事情对现在的影响，强调的是影响。
2）过去时常与具体的时间状语连用，而现在完成时通常与模糊的时间状语连用，或无时间状语。
一般过去时的时间状语:
yesterday, last week，…ago, in1980, in October, just now, 具体的时间状语
共同的时间状语:
this morning, tonight,this April, now, once，before, already, recently，lately
现在完成时的时间状语
for, since, so far, ever, never, just, yet, till / until, up to now, in past years, always,
不确定的时间状语
3）现在完成时可表示持续到现在的动作或状态，动词一般是延续性的，如live, teach, learn, work, study, know.
过去时常用的非持续性动词有come, go, leave, start, die, finish, become, get married等。
举例：
I saw this film yesterday.
（强调看的动作发生过了。）
I have seen this film.
（强调对现在的影响，电影的内容已经知道了。）
Why did you get up so early?
（强调起床的动作已发生过了。）
Who hasn\'t handed in his paper?
（强调有卷子，可能为不公平竞争。）
She has returned from Paris.
她已从巴黎回来了。
She returned yesterday.
她是昨天回来了。
He has been in the League for three years.
(在团内的状态可延续)
He has been a League member for three years.
(是团员的状态可持续)
He joined the League three years ago.
( 三年前入团，joined为短暂行为。)
I have finished my homework now.
---Will somebody go and get Dr. White?
---He\'s already been sent for.
句子中如有过去时的时间副词（如 yesterday, last, week, in 1960）时，不能使用现在完成时，要用过去时。
（错）Tom has written a letter to his parents last night.
（对）Tom wrote a letter to his parents last night.
6.一般将来式。
past progressive 过去进行式。
simple present 一般进行时
present progressive 现在进行时
simple future 一般将来式
present perfect 现在完成时
I have finished my homework.我现在已经做完作业了。
present perpect continvous/progressive现在完成进行时
It has been raining for two weeks.到现在雨已经下了两个礼拜了
simple past 一般过去时
ie.I made a cake yesterday.我昨天做了个蛋糕。
past progressive 过去进行时
ie.I was watching TV when you called me yesterday.你昨天叫我的时候我正在看电视。
simple present一般现在时
I love you.
present progressive现在进行时
ie.I am look for my card.我正在找我的卡。
simple future一般将来时
ie.I will go to Beijing next month.我下个月要去北京。
第2个回答 2008-07-13
1.present perfect
现在完成时，
表示动作发生在过去某个不确定的 时间 ,但对现在留下了某种影响和结果.
Have you had lunch yet? yes, i have.i just had it.
2.present perpect continvous/progressive
现在进行时,
习惯性或者经常性的动作,常与表示频率度的时间状语连用.
i leave home for school at 7 every moring.
3.simple past
就是一般过去时，
表示过去某个时间发生的动作或存在的状态，常和表示过去的时间状语连用，last day,yesterday等，
例，where did you go just now.
4.past progressive
过去完成时,
表示在过去某一时刻或动作以前完成了的动作,
I had been at the bus stop for 20 minutes when a bus finally.
5.simple present
一般现在时,
一般现在时表示现在经常反复发生的动作、存在的状态或习惯性的动作的时态.
The earth moves around the sun.
6.present progressive
这个也就是现在进行时.
7simple future
一般将来时，
也就是发生在将来是时候,
i will get up at 7 tomorrow.
其他的不懂,你再去问老师,
我手打的,累死了,
你分不给我加上去,不厚道了,
希望能帮到你.
第3个回答 2008-07-17
现在完成式。
2.现在完成进行式.
3.一般过去时。
4.过去进行式。.
5.一般进行时。 1）过去时表示过去某时发生的动作或单纯叙述过去的事情，强调动作；现在完成时为过去发生的，强调过去的事情对现在的影响，强调的是影响。
2）过去时常与具体的时间状语连用，而现在完成时通常与模糊的时间状语连用，或无时间状语。
一般过去时的时间状语:
yesterday, last week，…ago, in1980, in October, just now, 具体的时间状语
共同的时间状语:
this morning, tonight,this April, now, once，before, already, recently，lately
现在完成时的时间状语
for, since, so far, ever, never, just, yet, till / until, up to now, in past years, always,
不确定的时间状语
3）现在完成时可表示持续到现在的动作或状态，动词一般是延续性的，如live, teach, learn, work, study, know.
过去时常用的非持续性动词有come, go, leave, start, die, finish, become, get married等。
举例：
I saw this film yesterday.
（强调看的动作发生过了。）
I have seen this film.
（强调对现在的影响，电影的内容已经知道了。）
Why did you get up so early?
（强调起床的动作已发生过了。）
Who hasn\'t handed in his paper?
（强调有卷子，可能为不公平竞争。）
She has returned from Paris.
她已从巴黎回来了。
She returned yesterday.
她是昨天回来了。
He has been in the League for three years.
(在团内的状态可延续)
He has been a League member for three years.
(是团员的状态可持续)
He joined the League three years ago.
( 三年前入团，joined为短暂行为。)
I have finished my homework now.
---Will somebody go and get Dr. White?
---He\'s already been sent for.
句子中如有过去时的时间副词（如 yesterday, last, week, in 1960）时，不能使用现在完成时，要用过去时。
（错）Tom has written a letter to his parents last night.
（对）Tom wrote a letter to his parents last night.
6.一般将来式。
第4个回答 2008-07-14
present perfect 现在完成时
I have finished my homework.我现在已经做完作业了。
present perpect continvous/progressive现在完成进行时
It has been raining for two weeks.到现在雨已经下了两个礼拜了
simple past 一般过去时
ie.I made a cake yesterday.我昨天做了个蛋糕。
past progressive 过去进行时
ie.I was watching TV when you called me yesterday.你昨天叫我的时候我正在看电视。
simple present一般现在时
I love you.
present progressive现在进行时
ie.I am look for my card.我正在找我的卡。
simple future一般将来时
ie.I will go to Beijing next month.我下个月要去北京。