she doesn't know if he is _____or dead becausehe hasn't heard from him for a long time.(live)

He doesn't know if she lives in Ottwa.是什么从句? please tell ( )about it if ( )doesn't know.A.her,herself B.she,she C.her,she D.hers,her she doesn't know if he is _____or dead becausehe hasn't heard from him for a long time.(live) she doesn't know what's happiness还是she doesn't know what happiness She doesn't know what she should do.(同, She doesn't know me,but Iknow who she is she doesn't know what to say.(改为同义句) she doesn't know（）（）（）（）wear.she doesn't know what to wear. she doesn't know what she will wear today .(同义句） she doesn't know _____ _____ ___ today she doesn't know where she should go同义句转化 she doesn't know ______ _______ _______ please tell （ ） about it if （ ） doesn‘t know she doesn,t know what should do改为同义句 I know why she doesn't 是对的吗 这个英语句子的同义句是什么?she always tries her best 同义句Please tell her if she doesn‘t know it.同义句 If he doesn't finish it ,------- -------- she.填什么 she doesn't know where she should go .(改为同义句)she doesn't know____ _____ ___. It doesn't matter if you don't know him well.if引导的是什么从句 I don't know French,she doesn't know French ,either .(改为同义句） she后面什么时候加does什么时候用do?例如she don't know,she doesn't know