问题
单项选择题
机车鸣笛鸣示警报信号为（）。
A、一长一短声
B、一长二短声
C、一长三短声
D、三短一长声
答案
参考答案：C
搜题请搜索小程序“爱下问搜题”
机车鸣笛鸣示警报信号为（）。
A、一长一短声
B、一长二短声
C、一长三短声
D、三短一长声
参考答案：C
| 用方框中单词或短语的适当形式填空。 | |
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| 1. You to be on time in Switzerland. 2. People in the USA _ _ when they meet for the first time. 3. If I am free this Sunday, I your home. 4. She is new here. Everything is to her. 5. You must learn how at dinner in China. 6. Don't . The baby is sleeping. 7. Don't shout at him. , he is only ten. 8. Tom the school on the other side of the street and told me he studied there. 9. After taking the medicine. his temperature has become ______. 10. I have nothing to add. |