3Rephrase the following sentences usingdidn't need to or needn't have done.1 It wasn't necessary for him to wash the car. It wasn'tdirty.... He didn't need to wash the car...2 It wasn't necessary for her to buy so many oranges,but she did.3 It wasn't necessary for us to take an umbrella. Itwasn't raining.4 It wasn't necessary for us to turn on the light. It wasn'tdark.5 it wasn't necessary for him to call me today, but he did.6 It wasn't necessary for you to make sandwiches forme, but you did.7 It wasn't necessary for them to make reservations atthe restaurant, but they did.