When___from the hill,the buses look small.(see)
为什么用呢?谁能讲述一下,并把这个知识点介绍一下.（要简明好记D）
1.If you don't leace,you'll see the problem_____by us.为什么用“settled”而不用“to be settled”
2.We'll certainly win great victory,with the Party ______us.(lead)这里为什么用不定式“to lead”
3.With all she needed____(buy),the woman left the surpermarket.这里为什么用"bought"而不用“buying”