(一) 用适当的情态动词填空。1. Must I stand up? No, you _.2. _ I speak something? Yes, you _.3. _ I leave the park now? No, you _ stay here.4.My grandmother is ill. I _ stay at home and look after her.5._ you like some juice?6. They _ take more exercise.7. _ you tell me the way to the museum?8. The watch _ tell us the right time.9. _ you like to go boating with us?10. _ we play c