第3题: [单项选择]关于麻疹病毒抵抗力的叙述中,不正确的是() A. 对紫外线敏感 B. 对丙酮耐受 C. 对乙醚敏感 D. 对酸不稳定 E. 耐寒、耐干燥 参考答案:B 答案解析:麻疹病毒对理化因素抵抗力较强,加热56℃30分钟可被灭活,对脂溶剂及一般消毒剂都敏感,能使其灭活,对日光及紫外线也敏感。
第5题: [单项选择]The Plunket Society ______ for 50 years by the time it merges with the Child Support Foundation next month. A. will operate B. would operate C. has been operating D. will have operated 参考答案:D 答案解析:[语法] 将来完成时 [错误答案] 不可以只看到表示未来时间点的时间副词next month,就选择单纯表示未来时态的(A)will operate。 for 50 years带有“到下个月
第27题: [单项选择](Although) the wages for all the members of the working staff (increase regularly), so (their expenses do); for the prices for everything (are increasing dramatically) at the same time. A. Although B. increase regularly C. their expenses do D. are increasing dramatically 参考答案:C 答案解析:应改为do their expenses,与前面so联系起来,表示“……也……”。