ent line separated by single spaces.

   <p>For example,

     <dl>
<dt><code>!!</code>
     <dd>designates the preceding command.  When you type this, the preceding
command is repeated in toto.

     <br><dt><code>!!:$</code>
     <dd>designates the last argument of the preceding command.  This may be
shortened to <code>!$</code>.

     <br><dt><code>!fi:2</code>
     <dd>designates the second argument of the most recent command starting with
the letters <code>fi</code>. 
</dl>

   <p>Here are the word des