because 和 because of的造句多一点..还要意思...然后分析一下区别..我还想知道怎么理解方便些.

because引导原因状语从句，后接从句。
because of 后面接的是词组。

区别：because 后面接句子，because of后面接名词或名词词组(即不成句子的）
He missed her very much because he loved her他很想她因为他爱她
He can't wolk because his legs were injured.他不能走路因为他的脚受伤了
He couldn't sleep because he missd her very much 他不能入睡因为他太想她了
She was late because she had something to do,她迟到了因为她又些事要做
She can't go to class because she is ill,她不能去上课因为她病了
because of his wisdom,he got the first prize.因为他的智慧，他获得一等奖
because of you,I can't fall asleep因为你我不能入睡
They can't get married because of the disagreement of their parents他们不能结婚因为他们父母的反对
She can't go to play because of the illness,她不能去玩因为她的病
He can't go out for a walk because of the weather,他不能去散步因为天气的缘故

i like him because he is very friendly to everyboday(我很喜欢他，因为他对所有人都很友好）
because of his friendly ，i like him（意义同上）
because 后面要加一个句子
because of 后面加一个词或是短语，不可以加句子
不要搞得太复杂 记者这个规律就可以了
希望对你要帮助

都是由于、因为的意思。because加句子，另一个加短语。

because 是连词,其后接句子；because of 是复合介词,其后接名词、代词、动名词、what 从句等.如：
I didn’t buy it because it was too expensive.我没有买是因为它太贵了.
He is here because of you (that).他为你