My classroom is on the ______ floor.A.fiveB.fivethC.second
( ) ___ do you want to be in the future ? A. Where B. What C. Who
( ) I study ____ the Animal School . A. in B. on C. at
( ) ____ is a housewife . A. She B. Her C. His
( ) My mother works _____ a bank . A. in B. on C. at
( ) He _____ in a hotel . A. work B. works C. working