| All of the PC`s in the warehouse are broken. | |
| All of the PCs in the warehouse are broken. | |
| One of the PCs in the warehouse is broken. | |
| All of the P.C.s in the warehouse are broken. |
| Did the storm affect your business? | |
| What effect did the storm have on your business? | |
| Don`t allow your negative opinion of his wife to effect your opinion of him. | |
| The bright sun is affecting my eyes and making it difficult to drive. |
| Keep this between you and I. | |
| This present is from my son and me. | |
| My wife and I accept your apology. | |
| You and I argue about this daily. |