1.The floors are made of s( ) 2.She was stopped at c( ) 3.Th

1.The floors are made of s( ) 2.She was stopped at c( ) 3.The children were playing on the s( )
结合句意根据首字母给出的提示 写出单词 并注意运用正确形式

为您解答如下：

stone （石头）【那些地板是石头做成的.】

customs （海关）（custom 作“海关”讲时,总是用复数形式,且不需要冠词）
street （街道）【孩子们在街道上玩.】