( )There some chairs.
I’m working ____ my computer.A. in B. at C. on
Dad, ______ is a call for you.A. have B. there’s C. there
Mom is ______ a letter.A. writing B. write C. writeing
I am talking ____ you.A. for B. to C. on
Do you want to _____ to the zoo?A. go B. going C. speak