关于prep1-95笔记的疑问，请各位帮忙，不胜感激！

Avatar800 · 发表于 2010-4-2 12:36:57

Prep1-95.(29661-!-item-!-188;#058&003962)

Unlike frogs that metamorphose from tadpoles into adults within a one-year period, it takes three to four years for the mountain yellow-legged frog of the Sierra Nevada to reach adulthood, and so they are restricted to deeper bodies of water that do not dry up in summer or freeze solid in winter.

(A) it takes three to four years for the mountain yellow-legged frog of the Sierra Nevada to reach adulthood, and so they are

(B) it takes the mountain yellow-legged frog of the Sierra Nevada three to four years until it reaches adulthood, and therefore it is

(C) in the Sierra Nevada, mountain yellow-legged tree frogs take three to four years to reach adulthood, thus being

(D) mountain yellow-legged frogs of the Sierra Nevada take three to four years until they reach adulthood, thus

(E) mountain yellow-legged frogs of the Sierra Nevada take three to four years to reach

adulthood, and so they are
疑问：记得语法笔记上说过and和so都是连词，不能一起使用，请问这里正确答案为什么就一起出现了呢？

lxw19 · 发表于 2010-4-2 13:28:52

这里的so不是连词吧，应该是副词~

Avatar800 · 发表于 2010-4-2 14:13:00

好像以前都是这么说的，不过实在不知道怎么能准确判断什么时候so是连词什么时候是副词？能麻烦给个例子么，先谢谢了

lxw19 · 发表于 2010-4-2 15:06:06

好像以前都是这么说的，不过实在不知道怎么能准确判断什么时候so是连词什么时候是副词？能麻烦给个例子么，先谢谢了

-- by 会员 Avatar800 (2010/4/2 14:13:00)

1. conjunction
in order that: introduces the reason for doing what has just been mentioned
The poles are joined together so as to enclose an area of about twenty feet in diameter.
He held her tight so that she wouldn't fall.
2. conjunction
introduces result: introduces the result of the situation that has just been mentioned
Everything is done on a shoestring, so their prices are very low.
3. conjunction
indicates similarity: indicates that two events or situations are alike in some way
Just as my circumstances have changed, so too have my goals in life.
4. adverb
indicates identity: indicates that what is true of one person or thing is also true of another person or thing (followed by auxiliary or modal, or by the main verb "do," "have," or "be")
If you can keep a secret, so can I.
5. adverb
as it is: indicates that something is the way it has been described
Nebraska has the potential to be very important, and will soon be so, both politically and commercially.
6. adverb
refers back: refers back to something that has just been mentioned
Lunch may be purchased on the island, for those who desire to do so.
7. adverb
to such extent: emphasizes the degree of something by mentioning its result
He is so busy working at Nathan's, he doesn't have time to take classes.
8. adverb
emphasizes quality: adds emphasis to the meaning of an adverb or adjective
I was so scared.
He acts so stubbornly sometimes.
9. conjunction
therefore or in consequence: introduces an event in a sequence
It's not working out so we'll have to go back to the beginning and start again.
She said she would like to see me again so I gave her my phone number.
10. conjunction
invites comment: introduces a new topic, or a question or comment about something
So what are we going to do about it?
So I see you've changed your mind.
11. adverb
indicates position or dimensions: indicates the position or dimensions of something, using actions or gestures
Hold onto the boat like so, and hoist yourself up.
12. adverb
indeed: used to contradict a negative statement (nonstandard)
"You never explained what to do." "I did so!"
13. adverb
introduces command: used to introduce commands (informal)
So stop it already!

Avatar800 · 发表于 2010-4-9 13:52:34

总是你不厌其烦的给我解答，真的非常谢谢你，还有你的例子，明白了~！

关于prep1-95笔记的疑问，请各位帮忙，不胜感激！

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