look at 是固定搭配表示看
at指时间表示:
(1)时间的一点、时刻等.如:
They came home at sunrise (at noon, at midnight, at ten o’clock, at daybreak, at dawn).
(2)较短暂的一段时间.可指某个节日或被认为是一年中标志大事的日子.如:
He went home at Christmas (at New Year, at the Spring Festival, at night).
1.动词+at
arriveat抵达,callat访问某地,catchat(it)当场抓住,comeat攻击,fireat向…开火,glanceat瞟一眼,glareat怒目而视,grieveat忧伤,knockat敲,laughat嘲笑,lookat看一眼,pullat拉扯,rejoiceat对…高兴,smileat向某人微笑,shootat朝…射击,stareat怒目而视,thrustat刺向,tearat撕,trembleat颤抖,wonderat吃惊,workat工作.
2.be+形容词/过去分词+at
beangryat恼怒于,bealarmedat对…保持警觉,beastonishedat对…吃惊,bebadat不擅长,becleverat对某事很灵巧,bedelightedat高兴,bedisgustedat厌恶,bedisappointedat对…失望,begoodat擅长,beimpatientat对…不够耐心,bemadat狂热于,bepleasedat对…感到高兴,bepresentat出席,besatisfiedat满意,besurprisedat吃惊,beshockedat对…非常震惊,beterrifiedat受到…的恐吓,bequickat对…很机敏.
3.at+名词构成的词组
atadistance在一定距离,ataloss不知所措,atatime一次,atall一点也不,atanycost不惜一切代价,atbest最好也只是,atfirst起初,athand手头,atheart在内心里,athome在家;无拘束,atlast最后,atleast至少,atmost最多,atonce马上,atpresent目前.