单选题 --Mum, I've been studying English since 8 o'clock. ______ I go out and play with Tom for a while?
--No, I'm afraid not. Besides, it's raining outside now.
  • [A] Can't
  • [B] Wouldn't
  • [C] May not
  • [D] Won't


【正确答案】 A
【答案解析】[考点] 情态动词
[解析] A项表示能力，指“不能够，不能”；B项表示意愿，意为“不希望，将不”；C项表示可能，意为“可能不，可以不”；D项表示对将来的预料，意为“不愿，不会”。通过分析，可以选出A项。