There are some gosling ______ the pond.A. on B. In C. of
I put my flower ________ the sun every day.A.in B.for C.on
You can see a sprout ________ several days.A.on B.for C.in
________ you often water your flowers?A.do B.Do C.Does
________ one do you like?A.Which B.Where C.Who
Mr Black is________ teacher.A.they B.They's C.their