which were large and hairy(多毛的).Suddenly she realized that "she" was a man! She stopped the car." I can't see out of the rear screen(后挡风玻璃)," she said." Would you mind cleaning it for me ?"

　　"The old woman" nodded and opened the door.As soon as "she" was out of the door, the frightened young woman drove off as fast as she could.

　　When she got to the next village, she stopped. She noticed " the old woman " had left "her" handbag behind. She picked it up and opened it. Inside was a gun.

21.When the young woman talked with "her"," the old woman" only nodded or shook "her" head because "she"　　　.

A. didn't want the young woman to hear "her" voice

B. didn't want to trouble the young woman any more

C. was so tired that "she" didn't want to talk with her

D. was worried that the young woman had seen "her" hands

22.The young woman asked "the old woman" to clean the rear screen in order to　　　.

A. see more clearly

B. drive fast and well

C. make "her" speak

D. throw "her" out