Ex 1: Choose the best answer 21. The goods ought …….. two weeks ago A.delivered B.delivering C.being delivered D. to be delivered 22. These brakes don’t work well . They need …….. A. seeing to B. to be seen to C. to see D . A and B 23.She pretended ……….. me when I passed by A.not to see B.not seeing C.to not see D.having not seen 24. What do you think of the book ? Oh , excellent . It’s worth ……. a second time A.to read B. tobe read C. reading D. being read 25. Go on ……… the other exercise after you have finished this one A.to do B.doing C.with D.tobe doing 26. I don’t regret……..even if it might have upset her A. to tell her what I thought C. telling what I thought B.to have told her that I thought D. telling her what I thought 27. It is necessary ……… his father everything? A. to tell B.tell C. telling D.tobe told 28."Let’s have a break ,, Not , now . I didn’t want to stop …….yet A. study B. to study C. for studying D.studying 29. She enjoyed ……… the violin in the morning A. practising playing B. practising to play C. to practise playing D.to practise to play 30. My father is considering …. his job . A. to change B.change C. changing D.changed