We will climb the mountains()()()the weather is good tomorro

只要明天天气好,我们就去爬山.
We will climb the mountains (as) (long) (as) the weather is good tomorrow.
as long as,只要.
再问： 感谢你的回答，吧这短语给忘了。
再答： 呵呵，考试时不忘记就好。