问题

Is Li Lei _____ school today?[ ]
A: in
B: at
C: on
D:by
B: at
C: on
D:by
正确答案是:
同类题型
My father was born ___ 5th April ,1960 . [ ]
We usually go to school on weekdays, and sometimes go to cinema at weekends.
_________she first heard of the man referred to as a specialist.
Jack’s mother was twenty-seven when he was born. Jack is eleven this year. How old is his mother?
Is this your sister’s key, John?— No, it isn’t. ______ is in the bag.