第12题: [单项选择]顿挫型脊髓灰质炎的病程终止于() A. 潜伏期 B. 前驱期 C. 瘫痪前期 D. 瘫痪期 E. 恢复期 参考答案:B 答案解析:脊髓灰质炎前驱期主要表现为发热、纳差、乏力、多汗、咽痛、咳嗽及流涕上呼吸道感染症状。尚可见恶心、呕吐、腹泻、腹痛等消化道症状。持续1~4天,多数患者体温下降,症状消失,称顿挫型。
第16题: [单项选择]is this supermarket far A. Yes. B. No. C. Doesn’t say. 参考答案:A 答案解析:[听力原文] W: Is the supermarket far from here M: Yes, you’d better take a bus.
[解析] 根据肯定回
第17题: [单项选择]A. can be predicted at birth B. stays the same throughout his life C. can be increased by education D. is determined by his childhood 参考答案:C 答案解析:[听力原文] This passage suggests that an individual’s I.Q. ______.