第7题: [单项选择]We are fortunate ______ several descriptive papers have been published which give adequate background and experimental results. A. in which B. so that C. as if D. in that 参考答案:D 答案解析:本题为语法结构题。连词 in that 意为“因为”,引导原因状语从句;so that 意为“所以,以便”,可引导目的状语从句和结果状语从句;as if 意为“仿佛,好像”,引导方式状语从句。本句大意
第8题:[单选题]乳腺癌根治术后,为预防皮下积液及皮瓣坏死的主要措施是 A.半卧位 B. 引流管持续负压吸引 C.加压包扎伤口 D. 抬高同侧上肢 E.局部沙袋压迫 [解析]乳癌根治术后整个乳腺腺体被摘除,乳房皮瓣下存在一个大的空隙,为了预防皮下积液及皮瓣坏死,促进皮瓣愈合,最有效的措施就是放置引流管持续引流积液、积血。 参考答案:B