WRITE THE ING-FORM OF THE VERBS. 1. watch ............................ 2. listen ............................ 3. swim ............................ 4. go ............................ 5. have ............................ 6. skip ........................... 7. ride ............................ 8. sit ............................ COMPLETE THE SENTENCE WITH THE - ING FORM OF THE VERBS.USE SHORT FORM 1. Look! the dog ...........................................in the river! ( swim ) 2. Don't disturb me! i....................................a good book. ( book ) 3. She.....................................her holiday. ( enjoy ) 4. They...................................a computer game. ( play ) 5. You....................................your homework. ( do ) 6. Look! The girls........................................in the schoolyard. ( skip ) 7. Ssh! They...............................in the library. ( study ) 8. Listen! someone.....................................at the door. ( knock )