选出与其他三个不同类的单词，将其序号写在题前括号内。
(   )⑴A.autumn       B.winter           C.cloudy          D.summer
(   )⑵A.history      B.post office      C.library         D.bookshop
(   )⑶A.bright       B.blue             C.white           D.black
(   )⑷A.went         B.had              C. got            D.sit
(   )⑸A.him          B.us               C. they           D.her