Answer:
He might write a book/ is writing a book (is or be writing ?)
4/ He might he have writen this book (writen or wrote ?) / he might he has been writing when...
5/ It may rain/ it may be raining/ it may have rain / it may has been raining
Explanation:
I think that it is c just because it seems to fit the sentence
Answer:
it can be categorized as both
Explanation: