问题

Hi, Li XiaoxiaWhat a surprise! Dad _____ you _______ so earlyHe’s upstairs readingI’ll just call him
A:didn’t know; would come
B:doesn’t know; are coming
C:hadn’t known; were coming
D:hasn’t known; will come
B:doesn’t know; are coming
C:hadn’t known; were coming
D:hasn’t known; will come
正确答案是: