问题

Last night I called him. ______ 8:30, but he was not in. [ ]
A: by
B: at
C: in
D:on
B: at
C: in
D:on
正确答案是:
同类题型
He’s studying a maths test.[ ]
The clothes made of animal fur look nice _____ Millie’s mother.[ ]
Father says that we will study at home _the future.[ ]
I don’t know if my uncle _______ . If he _______ , I will be very happy .
Jack is a successful writer. He devotes all his energy ______ the novels.