They are Mr. Jackson's ______.
A. employees
B. employee
C. a employee
D. an employee
The _____ are keyboard operators.
A. a woman
B. womans
C. woman
D. women
These ________ are hot.
A. postmans
B. a postman
C. postmen
D. postman
Which _____ are big?
A. a box
B. box
C. boxs
D. boxes