1.were
因为主句谓语是would enjoy,所以属于非真实的条件句,从句应该用were,P183下面就是讲的这个重点语法
2.tries,这是真实的条件句,从句用一般现在时态
3.will burn,主将从现,真实的条件句
4.would have to,非真实条件句
5.lost,非真实条件句
6.don't,主将从现,真实条件句
7.were,非真实的条件句
8.won,非真实条件句
9.would not be 非真实条件句
10.could 非真实条件句
希望能帮到你啊!