( ) My mother works _____ a bank . A. in B. on C. at
peach______(复数形式)A.peaches B.peachs
have______(第三人称单数)A.hand B.has
too______(同音异义词)A.twenty B.two
let's______(完整形式)A.let us B.let does
short______ (反义词)A.long B.small