在职申请硕士学位外国语水平全国统一考试

    C. essential                       D. efficient

29. Their refusal to compromise is the major ________ that stands in the way of further peace talks.

    A. obstacle                      B. complication

    C. entity                          D. hazard

30. However, the new law, once passed, will ________ the Bridlington agreement illegal by giving workers the right to join unions of their choice.

    A. convert                        B. render

Section B