问题
单项选择题
浓硝生产中，浓缩系统有（）处酸封。
A.2
B.3
C.4
D.5
答案
参考答案：C
搜题请搜索小程序“爱下问搜题”
浓硝生产中，浓缩系统有（）处酸封。
A.2
B.3
C.4
D.5
参考答案：C
| 用方框中所给单词的适当形式填空 | |
to see me because they are sad or nervous. Sometimes (2)__________ helps. Sometimes talking helps. But many doctors (3)__________ that music can help people feel better. I asked a few of my patients(病人) how music helps them. "Sometimes I was (4)__________ when I was a child. My family said, play your feelings on the piano! Sometimes I play a loud (5)__________ on the piano. Soon I feel calm(平静的). I can laugh and cry through my(6)__________ on the piano. It's natural for me. It's like breathing." "Listening to music helps me feel(7)__________. I like to listen to music and dance when I (8)__________ my house." "I play the violin. I like playing at night (9)__________ it is quiet. After playing I am tired and I am happy. I always sleep (10)__________ after playing my violin." Are you a musician? Good! Keep playing. If you are not a musician, listen to music and sing or dance. It's good medicine. |