giúp mình với ạ Cho mình xin đáp án vs giải thích tại sao chọn câu đó luôn nha ạa Cảm ơn nhiều ạ

Choose the best answer: 1. Lily said she was leaving for Hanoi_ A. next week 2. The teacher asked students A. why did they slept B. why they were sleeping C. why they sleep D. why were they B. the week previous sleeping 3. Daniel said that Tokyo A. is B. be 4. Jack was pessimistic abou ...