找出与其他两个单词不属于同一类的单词。
( )(1) A. skirt B. sister C. T-shirt
( )(2) A. red B. cap C. yellow
( )(3) A. grandpa B. brother C. Miss Li
( )(4) A. he B. she C. this
( )(5) A. morning B. afternoon C. good