Complete the sentences with the correct form of. can, could, may, might, should. and. ought to. 1 We swim right after having a big meal. It's a bad idea. 2 ... I carry these bags for you? 3 You enter this area. It's forbidden. 4 I have some more fruit salad, Mum? 5 Children ... ... listen to their parents. 6 The sky is cloudy. It rain later. 7 You. use my computer if you want