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【简答题】
单词拼写（共10小题；每小题1分，满分10分） 小题1: After the earthquake, everything in the city was d ____ . Nothing was left. 小题2:Your n___________ country or area is the country or area where you were born and brought up. 小题3:I like modern art while she is f__________ of folk music. 小题4:The mudslide in Zhou Qu has been one of the greatest d___________ that hit China these years. 小题5:In order to understand the English novel well, you need to have a large v_________ . 小题6:The film Titanic is b ____ on a true story that happened in 1912. 小题7:After g ___ from a junior middle school, she entered Wenzhou Middle School. 小题8:He shook his head, which meant that he d_____________ with me. 小题9: I am heartily g_____________ to you for your help and thank you again. 小题10: Rescuers tried their best to save the visitors who were t ___ in Taiwan by tphoon Megi.
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【单选题】用示波器观测到的正弦电压波形如题图所示，扫描时间因数1 μs/div， Y轴偏转因数为0.2 V/div，则该电压的幅值与信号频率分别为（ ）【图片】
A.
0.8 V 和 0.25 MHz
B.
8 V 和 4 MHz
C.
0.8 V 和 4 MHz
D.
8 V 和 0.25 MHz
【单选题】下列()表达式中,变量$num 的值不可能是10。
A.
$num = mt_rand(1,10);
B.
$num = mt_rand(0,20);
C.
$num = date('w',time());
D.
$num = date('n',time());
【简答题】The s______ (服务) in this store is terrible. No one is helping me.
【单选题】关于测定过程的自动监测,不正确的是
A.
线性范围监测能提高测定结果的精密度
B.
连续监测一定要在反应的线性期进行
C.
标本信息监测能提高结果的可靠性
D.
试剂空白吸光度监测可控制试剂的质量
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