open(opens) / be open / opening 的用法
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open(opens) / be open / opening 的用法
open(opens) / be open / opening 的用法
open(opens) / be open / opening 的用法
open(opens) / be open / opening 的用法
open(opens) 做动词:
如:He opens the window everyday.
We open the window everyday.
be open 其中open是【形容词】,作表语.
如:The window is open.这扇窗户开着.
opening 是现在分词或动名词形式.
如:He is opening the window now.他现在正在打开窗户(opening在此是现在分词,与be构成现在进行时).
Opening the window took me some time.打开这扇窗户花了我一些时间.(opening在此是动名词,用作主语).
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用例子来说明吧:
They open the window every day . (OPEN 动词)
He opens the window every day .( OPENS 动词,主语第三人称单数用)
The window is open .(OPEN 形容词‘ 开着的’)
He is opening the window . ( OPENING 现在分词,...
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用例子来说明吧:
They open the window every day . (OPEN 动词)
He opens the window every day .( OPENS 动词,主语第三人称单数用)
The window is open .(OPEN 形容词‘ 开着的’)
He is opening the window . ( OPENING 现在分词,一般是进行时态用)
如果不明白,请再问;如果对你有所帮助,请点击本页面中的“选为满意回答”按钮,谢谢!
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