问题

26．—You look quite tired.—I __________ the project here in order to meet the deadline

A:have done
B:did
C:had done
D:have been doing

正确答案是：

同类题型

What ________ do you want to have— Some apples, please.

Since here it’s too hot for you，you may ________ go to work in a seaside city.

依次填入下列各句横线处的词语，最恰当的一组是（）①要解决我国法律服务市场监管的问题，就必须完善相关立法，改革法律服务市场的监管体制和工作机制。②曹操高陵的发现，了古代文献中对曹操高陵的位置、曹操所倡导的薄葬制度等有关记载是确凿可信的。③《全宋诗》的编纂是一项浩大的工程，经过北京大学古典文学研究所的八年多的努力，这项工程终于于日前。

My friendMary is _____ beautiful girl and _____ girl everyone likes to work with

It is the________ in this country to go out and pick flowers on the first day of the spring．