1. In the modern world, advertising is everywhere.  (改为同义句 )
    In the modern world, no one                                          advertising.
2. The sad movie was so sad that it made me cry.  (改为简单句 )
    The sad movie was        sad for me       laugh.
3. Many fast food restaurant have red walls because it can make customers eat faster. (对画线部分提问 ）
                       many fast food restaurants have red walls?
4. Did you have fun with her last Sunday?（改为同义句）
    Did you have a                   with her last Sunday?
5. Some ads can be very useful and it is true.（改为同义句）
    It                  that some ads can be very useful.

 1.  That some ads can be very useful is true. (改为同义句)
                   that some ads can be very useful.
2.  Soft lighting makes people look good.  (改为被动语态)
     People are made              good by soft lighting.
3.  I really don't know which one to buy.  (改为同义句)
     I really don't know which one I              ．
4.  The sick woman isn't strong enough to do the work.(改为同义句)
    The sick woman is       weak       do the work.
5.  People spend too much time eating their meals.  (改为同义句)
    It       people too much time       eat their meals.