agree with

①表示同意某人或某人的意見、想法、分析、解釋等 (即持同一觀點)：

I don"t agree with you. 我不同意你的意見。

They agreed with this idea. 他們同意這個想法。

I agree with what you say. 我同意你說的。

②表示“ (食物、天氣、工作等)對…適宜”：

The weather doesnot agree with me. 這種天氣對我不適宜。

Hard work does not agree with him. 艱苦的工作對他不適宜。

A verb must agree with its subjectin person and number. 動詞必須和它的主語在人稱和數方面保持一致。

What he does does not agree with what he says. 他言行不一致。

agree to

①主要用來表示一方提出一項建議、安排、計劃等，另一方同意協作：

We agreed to their arrangement. 我們同意了他們的安排。

She agreed to marriage. 她同意結婚。

有時 agree to也可用來表示“答應”一件自己不願做的事：

I was forced to agree to it, but at heart I didn"t quite agree with it. 我被迫答應，但內心並不完全同意。

②後接 suggestion, plan, proposal等名詞時，與 accept同義：

Do you think he will agree to (=accept) my suggestion? 你認為他會同意 (接受)我的建議嗎?

He agreed to go with us. 他同意同我們去。

I never agreed to Mary marrying him. 我從來沒同意瑪麗嫁給他。

agree with, agree to,意思是一樣的，可是用法不同，他們都是同意某件事或某個人的意見的意思。

1 agree with,的用法是這樣的：agree with+doing something或者+somebody

例句：I ageree with going to swim tomorrow.(我同意明天去游泳.)

I agree with you.(我同意你的意見)

2 agree to的用法是這樣的：agree to +do something 決不可以agree to somebody.因為agree to 中to後面加動詞不定式.指明是動詞.

例句:I agree to go to swim tomorrow..(我同意明天去游泳.)