【（1）If什么时候意思表示“是否”?（2）Ldidn’tknow.Wherewillhego=Ldidn’tknowWherehewouldgo.为什么用would?（3）Hereis_____order,Allofyoumustobeyit.(4)WewatchtheopeningceremongpftheWorldExpoonTV】

　　（1）If什么时候意思表示“是否”?

　　（2）Ldidn’tknow.Wherewillhego

　　=Ldidn’tknowWherehewouldgo.

　　为什么用would?

　　（3）Hereis_____order,Allofyoumustobeyit.

　　(4)WewatchtheopeningceremongpftheWorldExpoonTV______lastnight.

　　(5)TOMwouldgotovisthisgrandparntsifhehadfreetimeonSunday.

　　为什么用would?

　　(6)Haveyoueverbeeninamaglevtarin

　　为什么用in

　　3）Hereis_____order,Allofyoumustobeyit.

　　AaBanCtheD/