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当前学科：心血管内科
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男性，75岁，吸烟50年，15支／天。近2个月出现刺激性咳嗽，有时痰中带血，左胸痛。X线胸片示左上叶前段3cm×4.5cm块影，呈分叶状，边缘有短毛刺，初步诊断（）
A . 支气管扩张
B . 急性血行播散型肺结核
C . 肺脓肿
D . 肺癌
E . 肺结核球
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There are three kinds of goals: short-term,medium-range and long-term goals. Short-range goals are those that usually deal with current activities,which we can apply on a daily basis.Such goals can be achieved in a week or less,or two weeks,or possible months.It should be remembered that just as a building is no stronger than its foundation ,out long-term goals cannot amount to very munch without the achievement of solid short-term goals.Upon completing our short-term goals,we should date the occasion and then add new short-term goals that will build on those that have been completed. The intermediate goals bukld on the foundation of the short-range goals.They might deal with just one term of school or the entire school year,or they could even extend for several years.Any time you move a step at a time,you should never allow yourself to become discouraged or overwhelmed. As you complete each step,you will enforce the belief in your ability to grow adn succeed.And as your list of completion dates grow,your motivation and desire will increase. Long-range goals may be related to our dreams of the future. They might cover five years or more. Life is not a static thing.We should never allow a long-term goal to limit us or our course of action. Our long-term goals mean a lot（）. New short-term goals are bulid upon（）. When we complete each step of our goals ,（）. Once our goals are drawn up,（）. It is implied but not stated in the passage that （）.
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