第11题: [单项选择]乳痈切开排脓时切口应() A. 横切口 B. 切口宜高 C. 切口尽量大 D. 按乳络方向 E. 纵切口 参考答案:D 答案解析:乳痈成脓期切开术的要求:脓肿形成时,应在波动感及压痛最明显处及时切开排脓。切口应按乳络方向并与脓腔基底大小一致,切口位置应选择脓肿稍低的部位,使引流通畅而不致袋脓,应避免手术损伤乳络形成乳漏。若脓肿小
第17题: [单项选择]I ______ the meeting yesterday, but some urgent matter prevented me from coming. A. ought to attend B. was about to attend C. was to have attended D. was to attend 参考答案:C 答案解析:[解析] was/were to have done sth.表示根据计划或安排本来要做某事,但后因故未做。be to do sth.表示根据计划或安排要做某事,或打算要做某事。be about to