He wants to go there ____ his bike,but I'd like to go there

He wants to go there ____ his bike,but I'd like to go there ____ foot.
A.by;on B.on;on C.on;by D.by;by
There will be ____ great shows in the following days.
A.much more B.many more C.much more D.more many
This is my ____ picture book.
A.sister Mary B.sister's Mary C.sister Mary's D.sister's Mary's
My friends ____ (wait) for me,so I have to go now.
I hope my grandpa half an half an hour ____ (water) flowers in the garden every day.
每道题都要解释,越详细越好!O(∩_∩)O谢谢!