The baby has three tooth in his mouth.哪里错了

The baby has three tooth in his mouth.哪里错了 The baby is three months old.It has only a little____.A,teeth.B,jobs.C,rules.D,hair She has three baby pigs画线部分提问 Don‘t make any noise.The baby has just fallen___(sleep) The old man() his son for three yearsa.has seenb.has vistedc.has leftd.hasn't seen She has three( ) A:baby dog B:baby dogs C:bables dogs How many t____ has the baby? the little baby has o_______ tooth The little baby has four ____already. Her baby is only ( ).He can't speak .A、three-month-old B、three months old.选哪个Her baby is only ( ).He can't speak .A、three-month-old B、three months old.选哪个我觉得是A,可答案是B,为什么?（ ）The girls don't go to school __ The baby has no teeth,so he can't eat hard food.为什么用teeth而不用tooth t is three years since he joined the League?it is three years since he has joined the League?那个正确?为什么呢? 英语单词拼写,快①Don't forget to f________the baby every three hours.②A reporter from the TV station is i_________our English teacher now. Baby don't believe the love! Husband,the baby can't spare Three-fifths of the money has gone Be creful!the chair has only three Three Baby Tigers 翻译