Помогите вставить слава в тексте (варианты ответа под текстом)
My best friend Anna ...(1) sing really well. In fact, her mum says she started singing before she ... (2) even talk! She's so good at singing, I think she ... (3) become a professional when she's older. I wish I ... (4) sing as well Anna, but unfortunately I ... (5).
1: May/can
2: could/can
3: should/ought
4: could/can
5: can't/mustn't