过去式 opened
过去分词 opened
第三人称单数 opens
现在分词 opening
She has the window open, however cold it is outside.
不管外面多冷她都开着窗户。
They opened a single store in Europe to test out the market.
他们在欧洲开了一家商店，检验一下市场情况。
We\'re open from 8 to 7 every day.
我们每天从早8点至晚7点营业。
水利万物而不争,
而万物莫能与之争。
