babies的单数是____

柏拉图认为理念是单数。（） 送礼讲究单数的是（）。 On （） Day,even babies （） beautiful clothes. 用户数、商品数、询价单数、请购单数、询价单数等，这些都属于系统数据（） 下面这些数中，（）是单数 When do babies begin to learn according to doctors? shoes(单数)__________ shoes（单数）__________ Traditionally, local midwives would ________ all the babies in the area. Mother giant pandas have only one or two babies . [ ] Why were the incubators in hospitals for premature babies not being used? Good care must _____ babies particularly while they are ill. Babies use patters of behavior called to learn about their world（） ___________ make any noise here. The babies are sleeping. Babies often________down when they are learning to walk. 迎接外宾的礼炮是单数还是双数？ 中台订单处理及时率=及时订单数÷全部订单数*100%（） Most babies can take in a wide range of food easily. Teething gel isn’t the must-have for babies. Most babies can take ina wide range of food easily（）