This dialogue was written ________ a short story by Mark Twain．

1. A.
   by
2. B.
   to
3. C.
   from
4. D.
   for

—This dialogue should ________ a question, not a puzzle.

—I am ________.

1. A.
   have started with; to blame
2. B.
   start with; to be blamed
3. C.
   have started from; to blame
4. D.
   start from; to be blamed

This dialogue was written ________ a short story by Mark Twain.

[    ]

A. by   B. to   C. from   D. for

This dialogue was written ________ a short story by Mark Twain． 　　　

[　　]

A． by　　　B． to　　　C． from　　　D． for

1. The dialogue probably takes place in ________.

A．the street

B．an office

C．an evening school

2. The woman speaker is most likely a/an ________.

A．engineer

B．secretary

C．college student

3. What is the possible relationship between the man and the woman?

A．Friends.

B．Strangers.

C．Husband and wife.