Lisa, now stop for a short break. You should know that you all the morning.
A.are working | B.had been working | C.have been working | D.have worked |
相关知识点
推荐试卷
Lisa, now stop for a short break. You should know that you all the morning.
A.are working | B.had been working | C.have been working | D.have worked |
试题篮
()