第3题: [单项选择]What does the man mean [A] He likes to stay late every day. [B] He often does it. [C] He does it only occasionally(偶尔地). 参考答案:C 答案解析:[听力原文] W: Do you often have to work over time on your job M: No, I seldom do it.
第22题: [多项选择]急性下壁心肌梗死的心电图诊断包括() A. V1、V2出现异常Q波,时限>0.04s B. Ⅱ、Ⅲ、aVF、ST段弓背上抬,与T波形成单向曲线 C. Ⅱ、Ⅲ、aVF出现异常Q波,时限>0.04s D. Ⅰ、aVL出现ST段弓背型上抬,T波直立 E. Ⅰ、aVL出现异常Q波,时限>0.04s 参考答案:B, C
A. Educational changes in Canadian society. B. Canada during the Second World War. C. Standards of living in Canada. D. Population trends in postwar Canad 参考答案:D 答案解析:全文仅提到人口增长,时间为第二次世界大战之后20年内的状况。因此,全段大意应为战后加拿大的人口增长倾向。