1.I think __water in the glass is clean.2.Jim and his father

1.I think __water in the glass is clean.2.Jim and his father ___over there.
3.There is __on the table.
4.Look,Kate ___a bike.
5.“Can they yun up the big tree?”“___”
1.A.a B.an C.the D./
2.A.is talk B.are talk C.is talking g D.are talking
3.A.book B.glasses C.bread D.cakes
4.A.is rideing B.is riding C.ride D.to ride
5.A.Yes,they can't B.No,they can C.Sorry,they can't D.Yes,please