12月英語四級考前每日一練(17)

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87. Careful surveys have indicated that as many as 50 percent of patient ( 沒有按吩咐的那樣服藥88. I hope my teacher will (將我最近得的疾病考慮在內(nèi)) when judging my examination.
    89. I would appreciate (你能保守秘密).來源:考試大
    90. I felt (有點失望并即將離開), when something occurred which attracted my attention.
    91. (面對事業(yè)的威脅), these workers yielded to the management's requirement.