You can go with me to the museum this afternoon_____you don’t mind walking for half an hour.A.except B.so far asexcept在这里是除去一种情况,而且是肯定的语气。so far as是一种试探的,不确定的语气,就像"如果"一样。I’d get it for you ____I could.A.on condition B.if onlyon condition填在里面不通顺,指在某种情况下。if only是如果,填进去的话是“如果可以的话,我会给你这个。”______you move matter,work is done.A.Unless B.In casemove matter应该指计划变动。句子是指“为了避免计划改变而带来的不便,工作已经提前完成”。incase是指也许会可能发生的事情。______subatances differ,they have some properties in common.A.Many as B.Much asmuch是形容difference的,所以不能用many_______work is being done,energy is being converted from one into anotherA.Whenever B.Whatever工作完成这个情况是有时间限制的,所以要用whenever来制定任何一个时间。(As long as)the sun shines,it’s still better than sitting in the cold rain in Beijing,London,or Oslo.as long as the sun shines是指“只要还有阳光”。只要还有阳光,现在就还是比在北京,伦敦,或者奥斯陆冰冷的雨里坐着好。