_____ the students,it is very important to know how to study.A To B For 答案是For,为什么To 不行

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_____ the students,it is very important to know how to study.A To B For 答案是For,为什么To 不行
_____ the students,it is very important to know how to study.A To B For 答案是For,为什么To 不行

_____ the students,it is very important to know how to study.A To B For 答案是For,为什么To 不行
to sb表示对某人直接影响,比如食物对某人不好就用to
for表示从意义、价值等简介角度来说,如对某人而言是重要的就用for

for , 变一下句子就懂了： It is very important (for the students )to know how to study.

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(A) for :
(1)He prepared lunch for us.[给...受益者]
(2)He headed off for town.[指...目的地]
(3)He spoke for all the members.[代表...]
(4)He paid ten dollars for a ticket.[付款的...目的/物件]
(B) to :
(1)He turned to me and said...[朝]
(2) He went to the city.[指...方向]
(3) Their faces were pressed to the windows.[接触]
(4)We stood face to face.[正面]
(5)He was waiting for an answer to my letter.[关于]
(6)They worked from nine to five.[至]
(7)I'd like to go.[用在动词前...]
(8) Refer to a/the dictionary...[补语动词的关系].

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for 是引导动词不定式的逻辑主语，
可以改为 it is very important for the students to know...

I asked the students about fashion last week. （改为否定句）I _____ _____ the students about fashion last week. So the students stay ____home _____ Saturday? Are all the students _____?(here) what _____(问题)do the students have The students got to school _____(safety) The students are wtiting about _____(them) 11. I _____ to understand the group of students,...11. I _____ to understand the group of students, but really it is _____.A. tried; a labour B. laboured; labourC. managed; labour D. laboured; a labourplease translate The students shouldn't _____ _____ ______.(相互争吵) the students's hall is _____ _____ students学生礼堂里挤满了学生 Marsha is _____ of the two Australian students.I think you can find her easily.A.tallest B.the tallest C.taller D.the tallest是the taller Do you ____ in the Students' Music Center?Yes.I _____ the student with the guitar and the violin. ___填什么? _____ (number)of the students ____(stay)in the classroom the students are_____at the blackboard.中_____里填什么 _____ all the students _____( get ) the books ? Yes, every student _____( get ) a book. The hall has many students. _____ _____ _____students _____ the hall. 改为一般疑问句：The students are singing in the classroom?_____ the students _____ in the classroom. Teachers have the duty for the students` study.同义句Teachers ____ _____ _____ the students` study. I saw some students _____ across the street when I went home after work.A.to walk B.walkC.walked D.walks并说明为什么!