因為這里是不及物動詞,agree一般與with連用,agree with sb.,表示同意某人的觀點
agree vt.＆ vi.基本用法如下
1)單獨使用,表示同意、答應(yīng)等.如：
①I asked him to help me and he agreed.
我請求他幫忙,他答應(yīng)了.
②After a short time,the program was agreed.
過了一會兒,這項計劃大家都同意了.
2)跟介詞with連用.表示"同意；贊成"；"與……一致；(氣候,食物)適合".
例如：①I quite agree with what you said.
我很同意你說的話.
②I don"t quite agree with their methods(opinions,ideas).
我不太贊成他們的辦法(意見,想法).
③The verb must agree with the subject in person and number.
動詞在人稱和數(shù)上應(yīng)與主語一致.
④The enemy generals could not agree with one another; they quarrelled the whole night.敵軍將領(lǐng)意見不一致,爭吵了一整夜.