题目内容：

Many of life's failures are people who did not realize how close they were to success when they gave up.how 引导的一般是疑问句,how close引导宾语从句的是什么句子?是感叹句吗

优质解答

,how后有形容词显然是感叹句.
理解句子内容首先要从句子的意思出发