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35. It was announced that only when the fire was under control ______ to return to their homes.

A. the residents would be permitted        B. had the residents been permitted

C. would the residents be permitted        D. the residents had been permitted

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34. Occasions are quite rare ______ I have the time to spend a day with my kids.

  A. who     B. which     C. why      D. when

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33. Thank you for all your hard work last week. I don’t think we _____ it without you.

  A. can manage  B. could have managed  C. could manage   D. can have managed

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32. _____ was most important to her, she told me, was her family.

  A. It         B. This        C. What      D. As

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31. He found it increasingly difficult to read, ______ his eyesight was beginning to fail.

  A. though      B. for         C. but       D. so

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30. _______ all the required papers, he didn’t answer the questions fluently in class.

A. Having not read   B. Not having read   C. Not read     D. Not to read

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29. Obama, the first black president in American history, ________ presidency on January 20th, 2009.

  A. set up      B. held up       C. took up      D. picked up

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28. With the effects of global warming, trees      their leaves much later in the year.

A. are losing    B. have lost      C. lost        D. were losing

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27. To her disappointment, what she had devoted herself to _______ in nothing but failure.

A. resulting       B. results       C. has resulted     D. resulted

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26. ______ I enjoy the book with some nice pictures, I don’t have enough money to buy it.

A. Since      B. While       C. As         D. If

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