问题
选择题
—Alan, come here. I need your help. —Sorry, Dad. I ________ the dishes now. |
A. do B. did C. am doing D. was doing |
答案
答案:C
—Alan, come here. I need your help. —Sorry, Dad. I ________ the dishes now. |
A. do B. did C. am doing D. was doing |
答案:C