句子:1. I've heard this joke already. 我已经听过这个笑话了。2. I'll never tell you. 我永远不会告诉你的。3. Just keep it. 你留着吧。4. I'm sorry, but I don't understand. 对不起,我不明白。5. What time are you going to work? 你什么时候去上班?6. Tom went to bed very late. 汤姆很晚才上床睡觉。7. What do you want to eat? 你想吃些什么?8. It is already nine o'clock. 现在已经是九点钟了。9. Do you want some breakfast? 你想吃点早餐吗?10. What does it feel like? 感觉怎么样?别忘了