Look at the sweat on her face. She________the house since she got up this mornin

题型：陕西省同步题难度：来源：

Look at the sweat on her face. She________the house since she got up this morning.[     ]
A. is cleaning
B. has been cleaned
C. was cleaning
D. has been cleaning

答案

举一反三

Mother wanted to be a good provider, a role she________since her marriage to Father. [     ]
A. shoulders
B. shouldered
C. is shouldering
D. has been shouldering

题型：天津同步题难度：| 查看答案

— Did you find the missing couple in the mountain yesterday?
— No, but we________to get in touch with them ever since. [     ]
A. have tried
B. have been trying
C. had tried
D. had been trying

题型：福建省同步题难度：| 查看答案

One of my high school friends________in London ever since she moved there in 1998. [      ]
A. lived
B. is living
C. lives
D. has been living

题型：福建省同步题难度：| 查看答案

The secretary________letters all the afternoon and there are still two letters to finish. [ ]
A. is typing
B. had type
C. has been typed
D. has been typing

题型：陕西省同步题难度：| 查看答案

Unrest and violence in North Africa and the Middle East ____ at their fastest rate since 2008.   [     ]
A. have been raising
B. have been rising
C. have raised
D. have risen

题型：内蒙古自治区模拟题难度：| 查看答案