Question

a Choose the correct alternative from those given in brackets. 1. The Headmaster to speak to you. (wants, is wanting, was wanting) 2.1 a new bicycle last week. (bought, have bought had bought) 3. Here are your shoes;l _them. (just clean, just cleaned, have just cleaned) 4. It since early morning, (rained, is raining, has been raining) 5. 1 a lot of work today. (did, have done, had done) 6. __something burning. (smell, am smelling, have been smelling) 7. Look! The sun over the hills. (rises, is rise, is rising) 8. She _unconscious since four o'clock. (is, was, has been) 9. He used to visit us every week, but he now. (rarely comes, is rarely coming, has rarely come) 10. We for his call since 4.20. (are waiting, have been waiting, were waiting) 11. Everyday last week my aunt a plate. (breaks, broke, was breaking) 12. I know all about that film because l __it twice. (saw, have seen, had seen) 13. Our guests - ; they are sitting in the garden. (arrived, have arrived, had arrived) 14. ___him since we met a year ago. (didn't see, haven't seen, hadn't seen) 15. We our breakfast half an hour ago. (finished, have finished, had finished) 16. She jumped off the bus while it (moved, had moved, was moving) 17. When we went to the cinema, the film _ (already started, had already started, would already start) 18.1 for half an hour when it suddenly started to rain. (have walked, have been walking, had been walking) 19. Did you think you me somewhere before ? (have seen, had seen, were seeing) 20. The town Lits appearance completely since 1980. (is changing, changed, has changed) 21. Sheila her case, look. (packed, has packed, had packed) 22. When I was in Sri Lanka, Negombo, Beruwela and Nilaveli. (visited, was visited, have visited) 23. I meant to repair the radio, but time to do it today (am not having, haven't had, hadn't) 24. When I my dinner I went to bed. (had, have had, had had) 25. Men to abolish wars up to now, but maybe they will find a way in the future. (never managed, have never managed, will have never managed)​

Answer 1

Answer:

The diffusion of carbon dioxide is very easy in each cell because of intercellular spaces in

cell

Answer 2

please send picture not in text