显得逊色

look back───回顾；回头看

looks back───回顾；回头看

look in───看望；顺道访问

lovesick───adj.害相思病的；苦恋的

off sick───休病假

out sick───生病请假

to sick───生病

It is only when the disease has progressed to AIDS that a person begins to look sick.───只有当这种病毒发长成艾滋病时，人才会显出病态。

years ago there were no proper nurses to look after sick and injured people. Hospitals were often crowded, noisy and dirty places.───年前，没有正规的护士照顾病人和伤员，医院通常是拥挤、嘈杂和肮脏的地方。

But two months on, the credit markets still look decidedly sick.───现在距离危机已经两个月，但信贷市场看起来仍是体弱病虚无疑。

Ken: Hi, Kate. What's the matter? You look sick.───你好，凯特。怎么啦？你好象有点不舒服。

Hi. What's the matter? You look sick.───你好.怎么啦？你好象有点不舒服。

A. What's the matter? You look sick.───怎么了？你看起来像是生病了。

You look sick. What's wrong with you?───你看来不太舒服，怎么了？

at war It is only when the disease has progressed to AIDS that a person begins to look sick.───只有当这种病毒发展成艾滋病时，人才会显出病态。

William: I think you look sick.───我觉得你看起来很酷。