问题:
It is _______ he had to send his brother to hospital _______ he was late.
A.that; so
B.for; that
C.because; so
D.because; that
It is _______ he had to send his brother to hospital _______ he was late.
A.that; so | B.for; that | C.because; so | D.because; that |
参考答案: