Exercise 3. fill the gaps with one of the phrases: fall apart, falling for, fell behind, fell out, fell off that chair is so old, it looks like it’ll if anyone sits on it. we the project and finished it ten days late. i think i’m jeremy – i just can’t stop thinking about him! my glasses when i bent down to pick up the paper from the floor. i with my best friend, and now she’s not speaking to me.