361　closed是过去分词还是形容词

1　closed 是close的过去式或过去分词，作为过去分词，closed 用于现在完成时、过去完成时或被动语态中。

She had closed the window before it began to rain. 开始下雨时，她已经关上了窗户。

The door was closed by Tom. 门是汤姆关上的。

2　closed 也可以用作形容词，意为“关着的，关闭着的”，表示状态，可作定语或表语。

These shops are closed on Sunday. 这些商店星期天不营业。

She looked out through a closed window. 她透过一个关着的窗户朝外看。

提示

closed作“关着的”解时，反义词是open，意为“开着的”，不是opened。

A: Is the door closed ? 门是关着的吗？

B: No, it's open . （正）不，是开着的。

B: No, it's opened . （误）