Choose the letter A, B, C or D to indicate the sentence that is closest in meaning to the given one for questions from 16 to 18

16. This sweater must be washed in warm water.

  A. We had to wash this sweater in warm water.        B. You must wash this sweater in warm water.

  C. Wash this sweater in warm water.                         D. Warm water has to washed in this sweater.

17. “ Why do you have to do this work?” She asked me.

  A. She asked me why I had to do that work.          B. She asked me why I have to do that work.

  C. She asked me why I had to do the work.           D. She asked me why I had to do this work.

18. The last time I saw her was in 2005.

  A. I haven’t seen her for 2005.                      B. I haven’t seen her since 2005.

  C. I haven’t seen her that was in 2005.          D. I saw her since 2005.