oh, thanks a lot. i am clear about its usage now. below are some examples i make. could u check and correct them? 我懂得怎么用懂得了。 我懂得我父母忍受了很多辛苦才养大我。 我懂得他已经跟他的女朋友付出了很多,但是她不能爱他下去了。 我懂得为了学到一个语言，我们得学习得很勤力。 我懂得你忙，不过我真的求求你帮助我 我懂得他不仅善良，体贴，还很有幽默感。 不过，他通常说他不要结婚而要一辈子一个人住。 真的感谢你

你们好， 谢谢你们帮我弄明白这些词的区别。 从所有你们的回答，你都学到一些汉语的知识。 下面，我来写一些例子，使用以上的词。我不确定我这么写的对不对，因此，希望你们来帮我确定。有什么写错的地方，给我修正吧。 多谢你们！ 1. 读了圣经，我领悟到很多东西 （after reading the Bible, I comprehend more about a lot of things) 2. 他很了解我，所以我随时有难以解决的事儿，都找他问他的意见。(he is very understanding, so whenever I have something difficult to cope with, i go asking him for his advice. 3. 我看来看去，还是不太理解这本书的内容。 ( I read the book over and over again but i still could not make sense of its content) 4. 这件事情很复杂，让我真的很糊涂。但听他讲解之后，我都明白了。 (this problem is very complicated making me really confused, but after listening to him explaining, i am able to understand it now. 5. 你长大了，应该懂得你父母的负担， 别那么胡闹。 （you have grown up, you should understand that your parents have a lot of burden, do not act so irresponsibly like that)

chinese is really difficult to learn, especially in terms of reading comprehension