You had better _____ talk in class without permission.

There ____ lots of milk in the cups.

We all _______thanks to our dear mother on Mother’s Day.

一How long has Tom _______ Nancy? 一I don’t know. And I even didn’t know they ______ .

-- Hello! Would you like to go to the party with me tonight? --I’m sorry I can’t . Mother won’t ______me to go out in the evening.