turn off the shower after soaping

turn off the shower after soaping We can turn off the shower when finish washing You can turn off the shower while（）your hairRobert is（）a sweater in this hot weather How strange! Turn off the shower if you are washing you hair.Turn off the shower if you are washing you hair.这句话对吗?if后面是不是不能接进行时?可是书上说不能这样，只能Turn off the shower if you want to wash your hair. Turn off the Turn off the radio Turn off the Turn off the shoes. 关灯,turn off the light,turn the light off对吗? please turn off the printer turn off the taps in Turn Off The Light 歌词 ___ energy,turn off the hot water after you take a shower.save,而为什么不是Save呢,前面不也可以是祈使句吗? We should ( )water.Turn off the shower while we( )our hair.A saved;washed Bsave;washingB save;are washing D saved;wash为什么 turn off the computer可以说吗?用turn off 为什么是turn off the TV 不是turn the TV off?而有turn it off? turn the lights off用法对吗turn the lights off ; turn off the lightsturn them off ; turn off them这四个哪一个对,哪一个不对,为什么? ______(not turn) off the light,please.