1 We use_SOMETHING__to talk about a thing or action without saying what it is.
I need_SOMETHING__to eat
2 We use ANYTHING and NOTHING to talk about things in negative sentences.
I didn't do_ANYTHING___.
I've got_NOTHING___to do.
We use anything in questions.
3 We use EVERY to talk about all the the things/people in a group or category.
_EVERY__Monday evening we go to music school.
4 We use EACH to talk all the members of a group or category as individuals..
We give food to_EACH__of the runners