doesn't know .what bike should he buy for his daughter?合并为一句he doesn't know___ ___ ___ ______ for his daughter

She doesn't know …to hug people .A .what B.howShe doesn't know …to hug people .A .what B.how c.whlie she doesn't know what's happiness还是she doesn't know what happiness Mary feally doesn't know __about it.A.what to do B.how to do He doesn't know ---A what to do B how to do 选那个,为什么,理由 The policeman doesn't know ____ to do with the boy.A.how B.what C.when D.whyB.what . I don't know what's____with my radio.It doesn't workA.happend B.trouble C.wrong D.matter 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 should do改为同义句 She doesn't know what she should do.(同, The girl doesn't know what ______(wear) He doesn't know what he will say. (1)Bob doesn't know ------to write A how B what C.when D.why(2)Bob doesn't know ------to write aboutA how B what C.when D.why为什么第一个用 how 第二个用 what he doesn't know what can he wear today.同义句 . He doesn't know what 横线 横线 today. Larry doesn’t know what he should wear.（改为同义句） Larry doesn’t know what __________ _______ she doesn't know ___next .A.to do what B.what to do C. what do D.do to what 写解释 Simon doesn't know what ____ today.A.wears B.to wear C.wearing D.to wearing she doesn't know what she will wear today .(同义句） she doesn't know _____ _____ ___ today She doesn't know __.A.what she can do it B.what to do C.what do D.how to do 选什么