—Why don’t you go home now ?

—OK. Let’s go.

Why don’t you go with me?

A.don’t      B.not       C.didn’t you       D.do

You don't look so ________ as usual. Why not go to see a doctor?

1. A.
   well
2. B.
   better
3. C.
   badly
4. D.
   worse

Why _____________ you go and ask for his advice?

1. A.
   doesn't
2. B.
   not to
3. C.
   not
4. D.
   don't