1. more than 的主要用法
①(指數(shù)量)多于。如：
I’ve known him for more than twenty years. 我已認(rèn)識(shí)他20多年了。
② 不只是，不僅僅是(通常后接名詞、動(dòng)詞、從句等)。如：
He is more than a father to her. 他待她勝過(guò)父親。
He more than smiled, but laughed. 他不只是微笑，而是放聲大笑。
The result was much more than I imagined. 結(jié)果遠(yuǎn)遠(yuǎn)超過(guò)我的想像。
③ 極其，非常(通常后接形容詞、副詞或分詞等)。如：
She was more than kind to us. 她對(duì)我們很友好。
He was more than upset by the accident. 這個(gè)意外事故使他非常心煩意亂。
④ 難以，完全不能(其后通常連用情態(tài)動(dòng)詞 can)。如：
That is more than I can tell (=I can’t tell that). 那事我實(shí)在不明白。
2. less than 的主要用法
①(指數(shù)量)不到，不足。如：
It’s less than a mile to the station. 去車站不到一英里。
In less than an hour he finished the work. 沒(méi)要上一個(gè)小時(shí)他就做完了工作。
② 比…(小)少。如：
Two is less than Three. 二比三小。
She eats less than she should. 她吃得比她應(yīng)該吃的少。
③ 一點(diǎn)也不。如：
He was less than helpful when we arrived. 我們到達(dá)時(shí)他一點(diǎn)也不幫忙。
①(指數(shù)量)多于。如：
I’ve known him for more than twenty years. 我已認(rèn)識(shí)他20多年了。
② 不只是，不僅僅是(通常后接名詞、動(dòng)詞、從句等)。如：
He is more than a father to her. 他待她勝過(guò)父親。
He more than smiled, but laughed. 他不只是微笑，而是放聲大笑。
The result was much more than I imagined. 結(jié)果遠(yuǎn)遠(yuǎn)超過(guò)我的想像。
③ 極其，非常(通常后接形容詞、副詞或分詞等)。如：
She was more than kind to us. 她對(duì)我們很友好。
He was more than upset by the accident. 這個(gè)意外事故使他非常心煩意亂。
④ 難以，完全不能(其后通常連用情態(tài)動(dòng)詞 can)。如：
That is more than I can tell (=I can’t tell that). 那事我實(shí)在不明白。
2. less than 的主要用法
①(指數(shù)量)不到，不足。如：
It’s less than a mile to the station. 去車站不到一英里。
In less than an hour he finished the work. 沒(méi)要上一個(gè)小時(shí)他就做完了工作。
② 比…(小)少。如：
Two is less than Three. 二比三小。
She eats less than she should. 她吃得比她應(yīng)該吃的少。
③ 一點(diǎn)也不。如：
He was less than helpful when we arrived. 我們到達(dá)時(shí)他一點(diǎn)也不幫忙。