共用题干题

<p>In the past，I always thought that being a teacher was an easy job.But I changed my <span style="text-decoration:underline;">21</span> when I became a part-time teacher.About four years ago，Richard asked me <span style="text-decoration:underline;">22</span> I could help teach his students how to make a website about themselves.<br/>I <span style="text-decoration:underline;">23</span> because computer is what I do well and I didn´t think teaching computer would bethat <span style="text-decoration:underline;">24</span>.<br/>But when 1taught Richard´s class，some of the students <span style="text-decoration:underline;">25</span> with their friends while I was explaining how to do something.At first I just got angry with them，<span style="text-decoration:underline;">26</span> Richard taught me to think why they were doing this.He said that if he was <span style="text-decoration:underline;">27</span> a lesson and the students were not lis-tening，then he was angry with <span style="text-decoration:underline;">28</span> for not making the lesson clear or interesting for them.I told him that I didn´t <span style="text-decoration:underline;">29</span> his idea.He then asked me if l had ever <span style="text-decoration:underline;">30</span> the same thing.That made me stop.Of course I had !<br/>If any of my past teachers are <span style="text-decoration:underline;">31</span> this，I want to say sorry if I sometimes played around in the class <span style="text-decoration:underline;">32</span> you were teaching.I didn´t think how that would make you feel.I promise I will do my best to be a good <span style="text-decoration:underline;">33</span> in the future.Please help us when we don´t understand and most <span style="text-decoration:underline;">34</span>，don´t be quick to be angry when we fail.<span style="text-decoration:underline;">35</span> of us are perfect but with your help we can be successful.</p>

32是（）。