句型转换（5小题，每题1分，共5分）
小题1:I really don’t know what I should eat for breakfast. (改为简单句)
I really don’t know __________ __________ eat for breakfast.
小题2:My sister Linda watches three hours of TV in the evening. (对划线部分提问)
_________ _________ TV does your sister Linda watch in the evening?
小题3:The audience screamed excitedly when David Beckham appeared on the stage.
(保持句意基本不变)
The audience screamed _________ _________ when David Beckham appeared on the stage.
小题4:People hold the World Cup every four years. (改为被动语态)
The World Cup __________ __________ every four years.
小题5:If you don’t take more exercise every day, you will be much fatter. (改为祈使句)
__________ _________ exercise every day, or you will be much fatter.