第5题: [单项选择]诊断肠结核X线片上最主要依据是()。 A. 左半结肠狭细,袋形消失 B. 直肠与乙状结肠交界处可见狭窄,充气后扩张 C. 肝曲结肠有充盈缺损,袋形不整 D. 盲肠缩短,且可见多数息肉样改变,回肠末端狭窄呈线样征 E. 回肠呈节段样不规则,腊肠样,间有息肉样改变,病变区与非病变区境界清 参考答案:D
第32题: [单项选择]My supervisor had me ______ the morning taking inventory. A. (A) spend B. (B) to spend C. (C) spent D. (D) spending 参考答案:A 答案解析:Spend is the correct verb form to follow the causative verb had. Choice (B) is the infinitive. Choic