Is there are rule when to use opened vs open? Oct 6, 2015may i know whether open or opened i should use in this sentence? "this letter is supposed to be opened after 20 years." is.
Open 和 opened 的用法区别1、词性不同。open有两个词性——动词和形容词。例如，open做动词：mr chen opened the car door for his wife.陈先生为妻子打开车门。open做形容词a wasp flew in the open. Ideally, it would be followed by a reference to the person who opened the door. The door was opened by peter.
Jul 17, 2013which version is grammtically correct? My room was opened all week. The shop is still opened.
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