The fifth floor in British English means the ________ floor in American English．

1. A.
   ground
2. B.
   fourth
3. C.
   sixth
4. D.
   third

The fifth month of the year is ________.

1. A.
   February
2. B.
   May
3. C.
   April
4. D.
   August

The fifth month of the year is ________.

[　　]