A cough is usually nothing to worry about unless it lasts for ten days ___.

A. or more       B. instead          C. at most         D. only

A cough is usually nothing to worry about unless it lasts for ten days ___.

    A. or more       B. instead          C. at most         D. only

A cough is usually nothing to worry about unless it lasts for ten days ___.

A. or more       B. instead          C. at most         D. only

A cough is usually nothing to worry about unless it lasts for ten days ___.

   A. or more       B. instead          C. at most         D. only

A cough is usually nothing to worry about unless it lasts for ten days _____

A.instead  B. or more         C. at most D. Only

 A cough is usually nothing to worry about unless it lasts for ten days ___.

A. or more       B. instead          C. at most         D. only

A cough is usually nothing to worry about unless it lasts for ten days ______.

1. A.
   or more
2. B.
   instead
3. C.
   at most
4. D.
   only

A cough is usually nothing to worry about unless it lasts for ten days ________.

A. or more         B. instead           C. at most           D. only

       A cough is usually nothing to worry about unless it lasts for ten days _____

A. instead       B. or more      C. at most      D. only