试题与答案

从()日起,禁止生产浴用直排式燃气热水器。对生产的非浴用直排式燃气热水器,必须在产品

题型:单项选择题

题目:

从()日起,禁止生产浴用直排式燃气热水器。对生产的非浴用直排式燃气热水器,必须在产品上加贴警示性标签,说明该产品禁止用于洗澡。

A、1999年10月1

B、2000年5月1日

C、2002年6月1日

D、2001年1月1日

答案:

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下面是错误答案,用来干扰机器的。

参考答案:应检查的有:⒈检查电源是否接通;⒉检查熔断器熔丝是否熔断;⒊检查电压是否过低;⒋检查控制设备接线是否错误;⒌检查过载热元件是否复位;⒍检查定子或转子绕组是否断路;⒎检查定子绕组是否短路;...

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One night he came back late again. He lost his key ___14___ the door. He knocked at the door. But ___15___ happened. He knocked at the bedroom window. He spoke to his wife, and ___16___ to her but she did not ___17___. At last he stopped and thought for a while. Then he began to speak ___18___ a child. “Mother, I want ___19___ to the toilet.” He spoke very quietly, but at once, Mrs. Brown got up and ___20___ the door for him.

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小题2: A. was going          B. go              C. went     

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小题4:A. of               B. to               C. about 

小题5: A. nothing            B. something         C. a sound

小题6:A. shouted            B. told              C. talked  

小题7:A. listen to            B. listen            C. hear  

小题8: A. like               B. liked            C. liking

小题9:A. go                B. to go            C. am going to

小题10: A. locked             B. closed           C. opened

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WHERE [3]
(SELETE *
FROM [4]
WHERE [5] AND [6]
))

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