问题
Wow, what a large crowd!—Yes, And they______ in the cold wind forhours. You know, Premiere Wen Jiabao is coming here.
A:the elder ofwhom served
B:have waited
C:are waiting
D:have been waiting
B:have waited
C:are waiting
D:have been waiting
正确答案是：
同类题型
I have to study for the math test tomorrow because it_______40% of the final exam.
your working conditions improved—No, _____ than before, I’m afraid.
I hear they will build a railway to ________Suzhou________ Lianyungang in the following years.
Mike is _____ the family photo and the photo is ______ the wall.