2 Jack is writing emails at the moment.
3 I know nobody in this town.(I don't know anybody in this town).
4 Who are you talking to?
5 I sometimes study in the library.
6 I have nothing to say to you.
2 Jack is writing emails at the moment.
3 I know nobody in this town.(I don't know anybody in this town).
4 Who are you talking to?
5 I sometimes study in the library.
6 I have nothing to say to you.