我先给你分解下这个句子，Give supports to the children!是个祈使句，为什么用to,不用for,这是因为give sth to sb是固定用法，英语中有很多关于to的固定用法，只要记住就行了，不要问为什么。to的用法
动词后加to的有：plan to do
ask to do
want to do
would like to do
like to do
be able to do
warn sb. to do
start to do
begin to do
continue to do
remember to do
forget to do
stop to do
go on to do
offer to do
advise sb. to do
let sb. to do
promise to do
be afraid to do
hate to do
decide to do
一：表示相对，针对
be strange to
二：表示对比，比较
1：以-ior结尾的形容词，后接介词to表示比较
senior,junior
2: 一些本身就含有比较或比拟意思的形容词
A is similar to B in many ways.
3：表示一些先后顺序的形容词
they returned to their hometown
4: to也偶尔出现在个别动词之后,与动词形成固定词组,表示比较
compare to sth.
5: to与及个别的名词构成比较之意,
Going to an under water concert is a great alternative to going to dinner.
三: 表示修饰关系
1: 表示回复,反应意思的词
answer to question
2: 表示建筑构件的词汇
the approach to science
3: 表示人物职位和官衔的词
assistant to manager
4: 表示权利和许可的词汇
Everyone has an equal right to
5: 表示栅栏或障碍的词汇
the barrier to progress
6: 表示与书籍,文本相关的词
introduction to passage
7: 表示恭喜或是祝贺
Let’s drink to Dick’s success in business
8: 另外还有一些名词符合这种用法,有的具有两者息息相关,缺一不可的含义
guide to action
四: to还具有依据,伴随,和着节奏的含义
sing to piano
（一）：表示相关联，相连接
be related to
（二）：表示反对和赞同
1：to引导的表示反对，抗拒，对抗意义的词组
Be opposed to
2: to引导的表示同意，赞同意义的词组
The employer consented to give him a salary raise
3: 表示投降,屈服,服从的含义
confess to
五: 表示趋势或倾向,
tend to
六: 表示对事情的坚持与执着
He still holds on to his original views
七: 表示约束,局限
limit to
八: 表示一种习惯或是一种适应性
get (be) to
九: 表示起因和原由
due to
十: 表示目的或结果
lead ...
for基本可以归纳为以下几点:
1. The period between 1905 and 1915 was important one for Einstein.
for"对……来说"(利益)
All for one, and one for all. 人人为我,我为人人。
Smoking is not good for the health. 吸烟有害健康。
2. Einstein received worldwide praise for his scientific research.
for"由于"(理由,原因)
She was angry with him for being late. 她生气是因为他迟到。
3. In 1933, Einstein and his family left Europe for the USA.
for"向,往……"(方向,目的地)
This ship is for San Francisco. 这艘船是开往旧金山的。
4. ... but asked for very little money.
for"目的,追求"(以……为目的,为了得到……)
What is this for? 这是做什么用的?
She does aerobics for her figure. 为了保持身材,她做有氧运动。
5. He once refused to speak on the radio for $1,000 a minute.
for"交换,抵偿报酬"(以……的金额,与……交换……)
She took the blouse back to the store and changed it for another. 她把这件短上衣拿回店里换另一件。
I bought this set of coffee cups for $20. 我花了20美元购买这套咖啡杯。
6. Another time, someone saw him using a cheque for $1,500 as a bookmark.
for"面值……"
She handed me a bill for $100. 她给了我一张100美元的帐单。
我问的是 for和to在用法上的区别……
图中为什么填to？
好吧好吧好吧好吧好吧好吧好吧好吧好吧好吧
被你打败了……
追答lend to固定词组
return 做及物动词 是归还
return to 是返回到某个地方，状态等
你为什么不得不重返公司？
lend to sb借给某人。
lend A for B为了B借出了A。
呵呵