these young dogs will require?carefully.A.looking after B.having looked after 答案选B了,麻烦讲解
问题描述：
these young dogs will require?carefully.A.looking after B.having looked after 答案选B了,麻烦讲解
答
没有上下文,我就按我的意思说了,这句话意思是这些狗希望到那时可以得到很好的照顾,选将来完成时是因为希望到那时已经被照顾的很好,如果不是完成时,意思就表达成那时希望被照顾,但照顾这个动作还没有实施