关于脱硫系统钝化后的操作，下列表述正确的是（）。 A.应对钝化液进行检查，确定是否结 发布时间：2018-11-01 17:26 │ 来源：www.tikuol.com 题型：单项选择题 问题： 关于脱硫系统钝化后的操作，下列表述正确的是（）。A.应对钝化液进行检查，确定是否结束钝化B.只需达到了规定的钝化时间就可以结束钝化C.无需再采取防止硫化亚铁自燃的措施D.不需进行吹扫
题型：单项选择题 完形填空。 Last Sunday I found a little boy sitting in the park. A lot of people passed by but never stopped to 1 why he looked so sad. The boy just sat and watched people pass by. He 2 said a word. Many people 3 , but no one stopped. As I got closer, I found his back was so different from others. It had a 4 shape. Perhaps that was the reason why people just " passed by and made no effort to 5 . I sat down 6 him and said, "Hello!" Then he said in a low voice, "Hi." I smiled and so did he, 7 . We talked there till it got dark. I asked the boy why he was so 8 . He looked at me and said with a sad look, "Because I'm 9 ." "But you remained me of an angel, sweet and innocent (纯真) He looked at me and said, " 10 ?". I said at once, "Yes, I think you are an angel 11 is sent to watch over all those people walking by. " Hearing this, the little boy jumped up. "I am! I'm an angel!" he shouted, with a twinkle (闪耀的光芒) in his 12 . I was moved by the happy boy. I was happy 13 he was no longer sad. After that, my life also 14 . I learned how to share both happiness and sadness. Sharing as caring. We give it to others in the same way that people give it to 15 . Remember: You are not alone in theworld. ( )1. A. walk ( )2. A. never ( )3. A. cried ( )4. A. beautiful ( )5. A. volunteer ( )6. A. next ( )7. A. happily ( )8. A. sad ( )9. A. rich ( )10. A. Thanks ( )11. A. who ( )12. A. ears ( )13. A. because ( )14. A. found ( )15. A. him B. ask B. only B. jumped B. interestingB. do B. on B. angrily B. fat B. different B. Please B. when B. eyes B. although B. lost B. them C. find C. always C. passed C. strange C. answer C. in C. shyly C. hungry C. shy C. Really C. what C. mouth C. but C. changed C. me D. say D. sometimes D. ran D. right D. help D. beside D. differentlyD. pretty D. small D. Sorry D. whose D. nose D. so D. failed D. us 查看答案
题型：单项选择题 与十六进制数26CE等值的二进制数是( )。A．0111001101100100B．0010011011011110C．0010011011001110D．1100111000100110 查看答案