Generally my father is a mild man, but when he gets angry, he ______ be fierce.

 One of the rules is that every student ________ wear school uniform while at school.

 Few weight-loss pills can help to keep people slim, _______?

----Shall I go and buy two more bottles of beer? ----No, I’ve already bought them yesterday. That           be enough for us two.

----I missed the first part of the film. It was really a pity．----You _____home half an hour earlier.