找出下面单词中意思不同类的一个,把它的序号写到前面的括号里。
( ) 1. A. Tuesday B. Saturday C. village
( ) 2. A. bathroom B. kitchen C. closet
( ) 3. A. end table B. computer C. shelf
( ) 4. A. sweet B. sour C. strict
( ) 5. A. old B. on C. over