当牙本质因磨损、龋病暴露时，则造成造牙本质细胞受到程度不等的 __________

请认真阅读下列短文,并根据所读内容在文章后表格中的空格里填入一个最恰当的单词。
注意:请将答案写在答题卡上相应题号的横线上。每个空格只填一个单词。
There are many things that we wish to achieve in life. For some, we set goals and objectives, and for some we don’t. Try to remember the last time you set a goal to achieve a certain task. Were you able to complete the task in an effective manner? The tasks which are done by setting and meeting daily goals will definitely be useful and rewarding experiences. A step-by-step approach towards achieving smaller goals is the key to achieving larger ones.
When it comes to the workplace, each and every employee is expected to meet daily responsibilities and expectations. With organizations becoming more and more competitive, the importance of goal-setting for employees is increasing. It helps the employee to perform better and increases his or her efficiency and time management. It’s also important for every student to set high academic goals so as to be able to build a good career.
Setting goals for completing the daily schedule helps an employee to finish the assigned tasks and targets in a timely manner. If an employee is performing the way he or she is expected to, then this will automatically increase the performance, output and productivity of both the employee and the organization. Daily study targets are the same. This helps you complete your assignments within the set time, thus putting less pressure on you during exams and increasing your chances of performing well.
How many times you have to be at work on a weekend just to complete your work? How many times you have had to stay up all night to complete your homework or study for your exams? Had you followed your set goals and targets right from the beginning, you would have spent the time relaxing rather than being busy working or studying! Setting up goals and objectives helps you organize your time and efforts in an efficient manner.
In performing your work diligently, you are likely to keep a steady pace when it comes to fulfilling your set targets. Because you are already on track, there will be no unnecessary workload and time limits over your head. Therefore, another benefit of effective goal-setting is lack of stress and a more calm and relaxed mind. Only a stress-free and calm mind can house progressive and productive thoughts. A calm mind causes positivity, which goes a long way towards increasing your ability to achieve the personal goals you have set for yourself.
Each and every human being aims to achieve two things: to fulfill desires and to enjoy life. This is possible only through proper discipline and time management. Goal-setting leads to not only professional growth but also personal growth and development. You are expected to know that every step counts and that setting up goals is easy, but following them on a consistent basis is difficult. Therefore, if you want to be successful and also harvest the fruits of your hard work, you need to stick to your set goals and be focused towards achieving them. Realize the significant role that goal-setting plays in your life, make sure that you do all you can to achieve what you want., set your goals, work towards achieving them and celebrate your success!

Passage outline	Supporting details
Significance of goal-setting in achieving success	l In face of competition , employees with goals can perform better as well as (1)______ efficiency and time management. l Students who want to build a good career should attach(2)______to setting high academic goals.
Increase output and performance	l By setting goals , an employees can increase output and performance instead of (3)_____ completing his or her tasks. l Students can have less pressure and perform well with the aid of daily study targets.
Help in time management	l You can have your time and efforts (4)____ better if you follow your setting –goals from the beginning. l You’re likely to have more time for (5)_____instead of occupying yourself in working or studying.
Reduce (6)____ levels	l Chances are that you can fulfill your set targets steadily (7)____ to lack of pressure. l Effective goal-setting is (8)____ for you to keep a relaxed mind, which can result in positivity.
Every step counts	l You should be (9)_____that it’s difficult to follow your goals consistently. l Your hard work will (10)_____ off if you stick to your set goals step by step.