He didn't go by bike with me.That's ____
题型:选择题
问题:
He didn't go by bike with me.That's ________ there was something wrong with his bike.
A.because
B.why
C.how
D.when
He didn't go by bike with me.That's ________ there was something wrong with his bike.
A.because
B.why
C.how
D.when