第27题: [单项选择]The university board of trustees deemed it urgent that a new provost ______ to replace Mr. Dannison who had been diagnosed with cancer. A. be selected B. should be. selected (should select) C. must be selected D. was selected 参考答案:A 答案解析:题意为:学校理事会认为必须尽快聘请新的教务长以代替被确诊患癌症的Dannison先生。有些动词引导的虚拟从句中,谓语只能用动词原形或should+动词原形形式,urgent即为其中的一个。