We see        leaves on the ground everywhere in late autumn．

A．fall    B．fallen    C．falling     D．fell

  The telephone lines were brought down by the  _____ trees and branches.

Many electricity lines were brought down by ________ trees．

[　　]

A． fall　　　B． fell　　　C． fallen　　　D． falling

The heroine of the story found herself ________ for this married man who had consistently been after her.