Don’t Say
– She’s can work tomorrow.  (She is can work tomorrow.)
– He’s can’t eat fish. (He is can’t eat fish.)
– She’s can’t come on Tuesday.
– He’s can swim fast.

Say This:
– She can work tomorrow.
– He can’t eat fish.
– She can’t come on Tuesday.
– He can swim fast.

Remember:

• She’s is a contraction of she+is, and sometimes, of she+has
  • She’s hungry. (She is hungry.)
  • She’s got to go home. (She has got to go home.)
• He’s is a contraction of he+is, and sometimes, of he+has
• Don’t use she’s or he’s in any other situations.
  • NO
    • She’s like to dance. (She likes to dance.)
    • He’s go to school every Friday. (He goes to school every Friday.)
  • YES
    • He’s very happy today. (He is very happy today.)
    • She’s sleeping now. (She is sleeping now.)