1.-I tried to make Jim_____his plan,but I found it impossibl

1.-I tried to make Jim_____his plan,but I found it impossible.
-Well ,I saw you ______that when I went past.
A.change,do B.changes,doing C.to change,do D.change,doing
2.It's 9:00 again.It's time to have your temperature______.
A.to take B.taking C.taken D.take
3.I'm hungry.Get me something______.
A.eat B.to eat C.eating D.for eat
4.Sorry,I've kept you____so long.
A.wait B.wating C.to wait D.waited