问题

Why did you get up so early ___ thismorning.

A:on
B:/
C:at
D:in

正确答案是：

同类题型

Look at the beautiful shirt. _______ colour is _______ favourite.

Can you tell me where my uncle is?-Yes,of course,________．[ ]

e me, could you tell me the time,please—Sorry, I don’t have a watch withme — ________

, was ________ problem solved— We were trying to think of ________ wayout, but it was hard to find one.

He failed in the exam not only his laziness but also he didn’t listen to the teacher