【正文】
. A. at B. on C. in D. with 7. These are_______ rooms. A. Tom’s and Jim B. Tom and Jim’s C. Tom’s and Jim’s D. Tom and Jim 8. Linda’s ______ are all in America. A. mother B. father C. home D. family 9. — What are their jobs? — They are ______ workers. A. factories B. factory’s C. factory D. factorys 10. Betty is from ______ and she is ______. A. America。 America C.