Make these sentences interrogative and negative. 1. the smiths have to go to chicago. 2. he has got to leave the house a little earlier today. 3. we have got to discuss this problem again some day. 4. simon has to visit his grandmother in briston. !

1)do the smiths have to go to chicago? the smiths don't have to go to chicago. 2)has he got to leave the house a little earlier today? he hasn't got to leave the house a little earlier today. 3)have we got to discuss this problem again some day? we haven't got to discuss this problem again some day. 4)does simon have to visit his grandmother in briston? simon doesn't have to visit his grandmother in briston.

We are going to be late. let's take a taxi, shall we?