As for me, I consider reading ________ important part of ________ life

12. As for me, I consider reading ________ important part of ________ life.
a. an / Ø b. the / a c. Ø / the d. an / a
13. Anne says that she reads about half ________ hour a day, at least.
a. a b. an c. the d. Ø
14. Different people like specific types of books, and some people just like ________ literature in general.
a. a b. an c. the d. Ø