来自姜晟的问题
--CanIsmokehere?--No.Wedon'tallow__here.A.peoplesmoking.B.smoking
--CanIsmokehere?--No.Wedon'tallow__here.A.peoplesmoking.B.smoking


--CanIsmokehere?--No.Wedon'tallow__here.A.peoplesmoking.B.smoking
--CanIsmokehere?--No.Wedon'tallow__here.A.peoplesmoking.B.smoking
答案B
allowsbtodosth
allowdoingsth