第3题: [单项选择]下列关于国际贸易惯例表述正确的是() A. 国际贸易惯例规则具有强制性法律效力 B. 国际贸易惯例规则具有新法取代旧法的特点 C. 当事人同时选择国际公约和国际惯例作为准据法时,国际公约优先 D. 根据《民法通则》,中国法律和中国缔结或加入的国际公约没有规定的,可适用国际惯例 参考答案:D
A. Algae has existed for more than 430 million years. B. It is impossible that algae might be the earliest plant on land. C. Plants get food from animals in the oceans. D. Evolution began after animals appeared on land. 参考答案:A 答案解析:[考点] 细节题 [解析] 参见第一段。
第30题: [单项选择]下列符合室性早搏心电图表现的是() A. P’波提前出现 B. P波宽大 C. QRS波群0.10s D. 提前出现的QRS波群之前无提前出现的P’波 E. 提前出现的QRS波群之前有逆行P’波 参考答案:D
第31题: [单项选择]电路存在三种状态,即()。 A. 通路、短路和断路 B. 捷路、明路和暗路 C. 负荷路、空载路和故障路 D. 动力路、照明路和应急路 参考答案:A
第32题: [单项选择]Questions 11 to 18 are based on the conversation you have just heard. A. Because the plane turns sharply. B. Because it is 22 miles. C. Because there are no signs. D. Because of driving conditions. 参考答案:D 答案解析:[听力原文] M:How do you get to Route 22 from the airport W:Take the airport exit and immediately