1. Why is the window broken?
Who broke the window?
2. Why? Where are we going? What's up?
3. Can I change more than 20 pounds?
Why only 20 pounds?
4. Who is Mike? Who is Sally?
Why Sally will lend some money to Mike? Why tomorrow? How is she rich?
5. Why Sam and Billy overslept? Who are they? Why did it happen only last Monday?
6. How Bill lost his keys in the garden? What was he doing in the garden last week? Why did he need keys in the garden?
7. Who is he? Why does he make things from wood? Where did he learn to make things from wood?
8. Why the population of the world is rising? Why it is rising very fast?
9. Who is she? Where did she get it from? Did she buy it? If so, where did she buy it? Why didn't she get a normal camera instead of a quality one?
Task 2
1) I'll ask Jane to call you back at twelve. Her meeting will have ended by then (future perfect)
2) When he retires next year, Adam will have been working here for more than twenty years (future perfect continuous)
3) I'll have more free time after September because the children will have gone to school by then (future perfect)
4) My best friend is doing a 'round-the-world' trip. By this time next week she will have been travelling for more than six months (future perfect continuous)
5) Don't worry. By the time you get here, my mother-in-law will have left (future perfect)
6) Will the team have completed the project in time for the meeting? (future perfect)
7) It's a really long flight. We will have been sitting in the same seats for over fourteen hours so we'll be exhausted when we get there (future perfect continuous)
8) You can't stay here next week. We won't have finished the decorating. (future perfect)