Put the sentences into present continuous or present indefinite,then make up a negative form1.the cat (catch) a bird

1. The cat is catching a bird now. The cat is not catching a bird now.2.The students usually read magazines in the library. The students usually don’t read magazines in the library. 3. Mary likes reading detective stories. Mary doesn’t like reading detective stories. 4. They are watering flowers now. They are not watering flowers now. John often watches TV after dinner. John often doesn’t watch TV after dinner.