Because Andy didn't study hard,_he failed in the English exam.A.so B.but C.or D./

Because Andy didn't study hard,_he failed in the English exam.A.so B.but C.or D./
Because Andy didn't study hard,_he failed in the English exam.
A.so B.but C.or D./

Because Andy didn't study hard,_he failed in the English exam.A.so B.but C.or D./
D,有了because,后面就不需要加so了,这个句子的意思是因为安迪没好好学习,所以他英语考试不及格.

安迪因为没有好好学习，所以他没通过英语考试。

of course