There is always a car outside his gate._________he can't get into his garage

问题描述:

There is always a car outside his gate._________he can't get into his garage
A for this B because C that's why D because of

C
只能选C,后面是一个完整的句子,选其它三项,就不是一个独立的句子了.
他门外面老停一辆车.这就是为什么它不能把车放时车库的原因