i think后面加什么形式

i think后面的動(dòng)詞跟實(shí)義動(dòng)詞的ing形式或動(dòng)詞不定式。
例句：
I think the response was good.
我認(rèn)為這樣的反應(yīng)很有利。
Look, I think we should go now.
喂，我想我們現(xiàn)在得走了。