急！麻烦大家帮忙翻译下下面的句子.谢谢了

Question

本人正在做作业，遇到下面题目有点不知道什么意思。下面提供了一个例子，请大家帮忙示范下！
(一 )The verb-ing forms in these sentences are all used as the attribute .Change the following attributive clauses into verb-ing form.
1.A taxi which is waiting is around the corner .Go and take it

(二)Rewrite these sentences, using clauses introduced by when,after ,because,as a resule ,and if ect.
1.Knowing(画线) that there was a dog outside,the little boy didn't open the door

Answer 1

A waiting taxi is around the corner .Go and take it.
Because the little boy knew that there was a dog outside,he didn't open the door. 这样解释可以吗?
第一题要求用Ving（动词的ing形式）作定语
第二题要求用when,after ,because,as a resule ,if 等引导句子。