—Who called just now, Sam?—It’s Mona. She asked _____.
--- Tom, where is your father?--- I’m not sure.He_______ in his office.
-– Do you feel tired?--- No, I don’t.If I were tired, I ______a rest.
Sixteen-years-olds shouldn’t ______ to go to an Internet bar.
--- Hey! Don’t you remember me?--- Wow! Paula? You used to ________ curly hair.
--- How do you study a test?--- I study working a group.