表语从句中分别是什么时候用that,what,who,when,where,which,why,

　　是根据句子的意思而定的

　　Hehasbecomeateacher.

　　Hehasbecomewhathewantedtobetenyearsago.

　　Shehasremainedthereforanhour.

　　ShehasremainedwhereIstoodyesterdayforanhour.

　　Hissuggestionisgood.

　　Hissuggestionisthatweshouldstaycalm.

　　Thequestionisconfusing.

　　Thequestioniswhenhecanarriveatthehotel.

　　whowilltravelwithmetoBeijingtomorrow.

　　whyhecriedyesterday.

　　howIcanpersuadehertojoinusintheparty.

　　whethertheenemyismarchingtowardsus