题目

第二节：读写任务（共1小题，满分25分） 阅读下面的短文，然后按照要求写一篇150词左右的英语短文。 Everyone must receive education from teachers at school or at university. Think about all the teachers who have taught you. Can you find which one is your favorite? And the reason? Are the teachers you liked best also the ones who were the most excellent teachers with good qualities? Before you read the following paragraphs, think about what qualities make a teacher extraordinary (优秀的). Most people will say that the several important qualities of a teac小华同学用下列器材做“测量小灯泡正常发光时的电阻”实验，已知小灯泡的额定电压为2V．（1）请你用笔画线代替导线在图甲中完成该实验的电路连接． （2）开关闭合时，应将滑动变阻器滑片P置于（选填“A”或“B”）端．（3）开关闭合后，小华发现，无论怎样移动滑片P，灯都不亮，电流表示数始终为0，电压表示数约为电源电压．则电路中出现的故障可能是（答一种情况即可）．（4）故障排除后，小华将实验数据在坐标上描点连线如图乙所示，则小灯泡正常发光时，灯丝的电阻为．