问题
When I got into the room , Sue was busy talking ________ the phone.[ ]
A: with
B: on
C: to
D:in
B: on
C: to
D:in
正确答案是：
同类题型
Is there a library in Gaochun? — Yes, a new library _______ and is now open to the public.
Must I work out the problem right now?—Yes, you _______. It’s very serious.
Listen! Someone______ an English song now.
Could we see each other at nine o’clock tomorrow morning? —Sorry, let’s make it ______________ time.