While typing, Helen has a habit of stopping _____ to give her long and flowing hair a smooth.

   A. occasionally    B. simultaneously

   C. eventually      D. directly

While typing, Helen has a habit of stopping _____ to give her long and flowing hair a smooth.

      A. occasionally    B. simultaneously      C. eventually      D. directly

While typing, Helen has a habit of stopping _____ to give her long and flowing hair a smooth.

A. occasionally            B. simultaneously     C. eventually            D. directly

While typing, Helen has a habit of stopping _____ to give her long and flowing hair a smooth.

　　A. occasionally    B. simultaneously  C. eventually      D. directly

While typing, Helen has a habit of stopping _____ to give her long and flowing hair a smooth.

   A. occasionally    B. simultaneously

   C. eventually      D. directly