_______ Molly is tired,______ she wants to relax.A because；soB \；soC why ；becauseD because；why为什么选B.简短一点,可以当解析用的.

_______ Molly is tired,______ she wants to relax.A because；soB \；soC why ；becauseD because；why为什么选B.简短一点,可以当解析用的.
_______ Molly is tired,______ she wants to relax.
A because；so
B \；so
C why ；because
D because；why
为什么选B.
简短一点,可以当解析用的.

_______ Molly is tired,______ she wants to relax.A because；soB \；soC why ；becauseD because；why为什么选B.简短一点,可以当解析用的.
A 用了because 就不能用so
B so后可跟形容词,但不能以原因状语从句开头放在前面 也可以Molly is so tired that she wants to relax
C why引导的原因状语从句 不可以用because
D 语言逻辑不对

B \；so
在英语中，如果句子有两个连接词，前面是因为，后面是所以的时候，只用一个连接词，前面用because，后面就不用so；前面没有用because，后面用so，只能用一个！

because why so三个词表示的意思类似,只能用一个,不可重复使用