They don't know_______to go or wait.(if,whether)

they don't know_____(怎么）to do with the waste paper I don't know_____ _____ ______. you know ____?No,they don't know_____.Do you know ____?No,they don't know_____.A.me me B.you me C.he he D.you I 选哪个?为什么? we know each other,but we don't know_____(each other)telephone numbers 我不知道Jim在哪里,咱们敲敲门I don't know_____.Let's_______. we know each other,but we don't know_____(each other)telephone numbers Don't they?不是 they don't i don‘t know what to wear.改为同义句 i don’t know_____ I _____ ______. I don't know how we use this computer=i don't know_____ ______ _____this computer They just don't don't they I don't know_____.I don't know_____.A.whom of them I should electB.which of them I should chooseC.who of them I should electD.which of them should I choose I really don't know_____.A.what should I do B.what to do C.what does D.what doing I don't know the boy.Do you know_____(he)用所给词的适当形式填空 I don't know what I can feed the cat.(改为同义句） I don't know_____ _____ _____the cat. They don't have milk_Coke They Don't Believe 歌词 They Don't Know 歌词