sometimes __weak can defeat__strong哪一个要加the,为什么?

sometimes __weak can defeat__strong哪一个要加the,为什么? 英语翻译有时候用can be不用sometimes 翻译：Geting places can sometimes be difficult. Sometimes life can be a royal pain Christmas can sometimes feel like hard workChristmas can sometimes feel like hard work 的意思。 Sometimes Sometimes Sometimes you can choose,but sometimes you can't,the only thing we can do is keep the hope. Love and be loved sometimes feel very happy,your heart can sometimes be pain pain . --------Sometimes I can see very lightly,but sometimes some extremely rigid. Sometimes you have to fall before you can fly. 翻译 翻译：Sometimes you have to fall before you can fly. Sometimes we can see stars in the sky st sometimes make rain lakes can of water full 连成一句话 Sometimes,I just need someone who can chat with me Lies are lies,and sometimes truths can lie as well. 翻译：So she can sometimes seem to be hard . Sometimes they write so that they can p______ another language.