pass的过去式和过去分词不是passed,passed吗?那为什么有人说past是pass的过去式?past不是pass的副词吗?还有,问一下past和pass有什么关系啊?past不是个动词吧

pass-passed-passed

pass-passed-passed
past没有动词的含义，这个你可以查字典的。
past：
adj.:The danger is past.（典型的主系表）危险已过。
prep.:The boys walked past our house.孩子们走过我们的房子。
n.:In the past he had to read by candlelight.过去他只得在烛光下攻读。
adv.:I watched the people hurry past.我看着人们匆匆而过。

pass-passed-passed
另外，pass 和past 是两个不同的词。pass可作动词和名词。
pass作动词，表示下列含义：
vi., vt.
（常与along, by, down, on连用）前进；进行
Because of the large crowd in the street the carriage was unable to pass.
由于街上群众很多，车辆无法前进。
"'Pass along the car, please!' Said the conductor."
售票员说:请往里走!
走过；超过；赶上
Please let me pass.
请让我过去。
Their car passed ours.
他们的车超过了我们的车。
通过；穿过
The ship passed the channel.
船驶过了海峡。
The road was so crowded that the car could not pass through easily.
"那条路十分拥挤,汽车难以通行。"
（短时间内）移过，掠过
A cloud passed across the sun.
一片云掠过了太阳。
传递；被给与
The letter passed from one to another until everyone had read it.
那封信逐一传阅，直到每个人都看过为止。
Please pass me that salt bottle!
请把盐瓶递给我!
"According to her will, when the old lady dies, her money will pass to her grandson."
"根据老太太的遗瞩,她去世时,她的钱将遗留给她的孙子。"
（把球）传，递，打（给自己一方的队员）
排泄；通（大、小便）；分泌
to pass water
排尿
（时间）流逝；消磨（时间）
Spring passed quickly.
春天很快就过去了。
"Fifteen minutes passed and then, at five to twelve, the clock stopped."
"十五分钟过去了,而后,在12点差5分时,大钟停了。"
How much time has passed since you came to this college?
你来这所大学已经有多长时间了？
I passed the time by counting the cars that drove past the school.
我用数驶过学校的小汽车来消磨时间。
How will you pass your Christmas holiday?
你打算怎样度过圣诞假日?
发生
Did you see what was passing?
你看到发生什么事了吗？
What passed in the office in my absence?
我不在的时候办公室里发生了什么事?
通过；批准
pass a law
通过法律
The opposition passed a vote of censure on the government.
反对派通过了对*的不信任投票。
及格；通过（考试）；合格
He passed (in examination).
他（考试）及格了。
She passed her driving test not without difficulty.
她好不容易才通过了驾驶考试。
（检查后）接受；被接受为；被认为
I can't pass this bad piece of work!
我不能接受这件差劲的作品！
（思想、感情等的）终止，消失
The old customs are passing.
旧习俗日渐消失。
超过…的范围；超出
It passes my understanding how he can do so many things so well.
我无法理解他怎么能把这么多的事做得那么好。
This new theory passes my comprehension.
这个新理论非我所能理解。
评判；提供意见；品评
The judgement passed against him.
判决宣告他败诉。
The judges passed on each contestant.
裁判员对每位参赛者加以品评。
Somebody's always passing rude remarks about me.
有人一直在说我的坏话。
被忽略；不加追究；不予注意地放过
He was rude, but let that pass.
他很粗野，不过算了吧。
We connot pass the matter by in silence.
对这件事我们不能保持沉默。
You'd better pass over his rude remarks in silence.
你最好还是不要理睬他那些无礼的言话。
转让；传
On his death, the farm will pass to his son.
他一死，这农场就传给他儿子。
Please pass the word to your boss.
请把这句话传给你的老板。
放弃出牌（叫牌）机会
pass 作名词，表示下列含义：
pass
n.
（飞机等）一次掠过，一次飞过
传球动作
（比赛中）手法
免费券；招待券；通行证
I showed my pass to the man at factory gate, and was allowed in.
我向工厂门口那人出示了通行证，就让进去了。
考试及格
In this class there were seven passes.
这个班有七个人通过了（考试）。
（困难的）处境，境遇
而past可作介词，形容词和名词。
past
adj.
（时间）过去的；早就过去的
in times past
很久以前
I've been ill for the past three weeks.
我三周来一直在生病。
In the past few years they have been dealing with quite a few international corporations successfully.
在过去的几年中他们与好几家跨国公司做生意一直做得很成功。
结束的
Winter is past.
冬天结束了。
Summer is past the full.
盛夏已经过去。
以前的；往昔的
my past successes
我昔日的成功
She's a past president of the academic committee.
她是学术委员会的前任主席。
The old generation can never forget the past sufferings.
老一代人永远也不会忘记过去的苦难。
past
n.
（前面与the连用）（时间）过去；往时
In the past I have had many jobs.
过去我做过许多种工作。
（前面与the连用）（国家的）历史
（个人的）往事；过去的生活
Make the past serve the present and foreign things serve China.
"古为今用,洋为中用。"
（动词的）过去式
past
prep.
在…之后；超过
The time is half past 4.
现在是四点半。
The train is past due.
火车误点了。
The writer's past eighty but she's still writing industriously.
"作家已年过八旬,但她仍在勤奋地创作。"
越过
The boys rushed past us.
这些男孩子赶上我们走到前面去了。

这两个词最容易混淆。下面给你几个例句。
Nearly a week passed......(passed动词)
He passed my house.(passed动词)
We walked past my house.( past介词 )
He told me about his past experiences.( past 形容词)
He semms to live in the past.( past名词 )
pass的过去式：passed

这两个词最容易混淆.下面给你几个例句.Nearly a week passed.(passed动词)He passed my house.(passed动词)We walked past my house.( past介词 )He told me about his past experiences.( past 形容词)He semms to ...

pass-passed-passed
另外，pass 和past 是两个不同的词。pass可作动词和名词。
pass作动词，表示下列含义：
vi., vt.
（常与along, by, down, on连用）前进；进行
Because of the large crowd in the street the carriage was unable to pass.
由于街上群众很多，车辆无法前进。
"'Pass along the car, please!' Said the conductor."
售票员说:请往里走!
走过；超过；赶上
Please let me pass.
请让我过去。
Their car passed ours.
他们的车超过了我们的车。
通过；穿过
The ship passed the channel.
船驶过了海峡。
The road was so crowded that the car could not pass through easily.
"那条路十分拥挤,汽车难以通行。"
（短时间内）移过，掠过
A cloud passed across the sun.
一片云掠过了太阳。
传递；被给与
The letter passed from one to another until everyone had read it.
那封信逐一传阅，直到每个人都看过为止。
Please pass me that salt bottle!
请把盐瓶递给我!
"According to her will, when the old lady dies, her money will pass to her grandson."
"根据老太太的遗瞩,她去世时,她的钱将遗留给她的孙子。"
（把球）传，递，打（给自己一方的队员）
排泄；通（大、小便）；分泌
to pass water
排尿
（时间）流逝；消磨（时间）
Spring passed quickly.
春天很快就过去了。
"Fifteen minutes passed and then, at five to twelve, the clock stopped."
"十五分钟过去了,而后,在12点差5分时,大钟停了。"
How much time has passed since you came to this college?
你来这所大学已经有多长时间了？
I passed the time by counting the cars that drove past the school.
我用数驶过学校的小汽车来消磨时间。
How will you pass your Christmas holiday?
你打算怎样度过圣诞假日?
发生
Did you see what was passing?
你看到发生什么事了吗？
What passed in the office in my absence?
我不在的时候办公室里发生了什么事?
通过；批准
pass a law
通过法律
The opposition passed a vote of censure on the government.
反对派通过了对*的不信任投票。
及格；通过（考试）；合格
He passed (in examination).
他（考试）及格了。
She passed her driving test not without difficulty.
她好不容易才通过了驾驶考试。
（检查后）接受；被接受为；被认为
I can't pass this bad piece of work!
我不能接受这件差劲的作品！
（思想、感情等的）终止，消失
The old customs are passing.
旧习俗日渐消失。
超过…的范围；超出
It passes my understanding how he can do so many things so well.
我无法理解他怎么能把这么多的事做得那么好。
This new theory passes my comprehension.
这个新理论非我所能理解。
评判；提供意见；品评
The judgement passed against him.
判决宣告他败诉。
The judges passed on each contestant.
裁判员对每位参赛者加以品评。
Somebody's always passing rude remarks about me.
有人一直在说我的坏话。
被忽略；不加追究；不予注意地放过
He was rude, but let that pass.
他很粗野，不过算了吧。
We connot pass the matter by in silence.
对这件事我们不能保持沉默。
You'd better pass over his rude remarks in silence.
你最好还是不要理睬他那些无礼的言话。
转让；传
On his death, the farm will pass to his son.
他一死，这农场就传给他儿子。
Please pass the word to your boss.
请把这句话传给你的老板。
放弃出牌（叫牌）机会
pass 作名词，表示下列含义：
pass
n.
（飞机等）一次掠过，一次飞过
传球动作
（比赛中）手法
免费券；招待券；通行证
I showed my pass to the man at factory gate, and was allowed in.
我向工厂门口那人出示了通行证，就让进去了。
考试及格
In this class there were seven passes.
这个班有七个人通过了（考试）。
（困难的）处境，境遇
而past可作介词，形容词和名词。
past
adj.
（时间）过去的；早就过去的
in times past
很久以前
I've been ill for the past three weeks.
我三周来一直在生病。
In the past few years they have been dealing with quite a few international corporations successfully.
在过去的几年中他们与好几家跨国公司做生意一直做得很成功。
结束的
Winter is past.
冬天结束了。
Summer is past the full.
盛夏已经过去。
以前的；往昔的
my past successes
我昔日的成功
She's a past president of the academic committee.
她是学术委员会的前任主席。
The old generation can never forget the past sufferings.
老一代人永远也不会忘记过去的苦难。
past
n.
（前面与the连用）（时间）过去；往时
In the past I have had many jobs.
过去我做过许多种工作。
（前面与the连用）（国家的）历史
（个人的）往事；过去的生活
Make the past serve the present and foreign things serve China.
"古为今用,洋为中用。"
（动词的）过去式
past
prep.
在…之后；超过
The time is half past 4.
现在是四点半。
The train is past due.
火车误点了。
The writer's past eighty but she's still writing industriously.
"作家已年过八旬,但她仍在勤奋地创作。"
越过
The boys rushed past us.
这些男孩子赶上我们走到前面去了。
这两个词最容易混淆。下面给你几个例句。
Nearly a week passed......(passed动词)
He passed my house.(passed动词)
We walked past my house.( past介词 )
He told me about his past experiences.( past 形容词)
He semms to live in the past.( past名词 )
pass的过去式：passed