We use every + [singular noun] + [singular verb] to talk about all the individual members in a group of things or people:
- Every film by Humphrey Bogart is a classic.
- Every report he writes is quite interesting to read.
- Every glass in that cabinet has a crack or chip.
We use all + [plural noun] + [plural verb] to talk about all an entire group of things or people. When you want to talk about a specific group, you can use All of the:
- All films have a musical soundtrack.
- All of the films by Steven Spielberg are exciting.
- All glasses are delicate, and need to be handled with care
- All of the glasses in that cabinet have a crack or chip.
Note the difference between every + [time] and all + [time]
- Every morning I eat yogurt and cereal (every morning means, Monday morning, Tuesday morning, etc…)
- I work hard all morning (all morning means from the time I wake up until noon)
What do you usually have for breakfast every morning? Are you busy all morning?