a) There are a lot of ways of doing that.
b) What is your idea of discussing this point right now?
c) Do you have the opportunity of attending the exhibition?
d) The film is worth watching.
e) I don't like reminding him about it.
f) It's no use crying.
g) Do you remember them telling about it?
h) He is busy preparing the report.
i) There was no other way of warning him.