刮板输送机启动前司机必须发出(),向工作人员示警,然后点动或预警(),如果转动方向正确,又无其它情况,方可正式启动。
参考答案:信号、两
阅读下列图表,从每题所给的A B C 三个选项中选出最佳答案完成问题或句子。
1. When can your car be painted (上漆)?
A. Every Monday.
B. Every Friday.
C. Every day.
2. Han Mei's parents will go to see the film. How much are the tickets?
A. ¥ 7.00.
B. ¥ 10.00.
C. ¥ 6.00.
3. The driver's first name is __________.
A. Angelica
B. Ortega
C. Angelica Ortega
4. What does Judy want to do according to his letter?
A. He wants a job
B. He wants more pets
C. He wants to visit the San Diego Zoo
5. From the note (留言条) below, we know __________.
A. Jim asked Lin Tao to meet him at 7:00
B. they will probably meet outside the cinema at 8:00
C. Lin Tao and Jim often go to the movies
西周时期对疾病的认识有了较大进步,有相关记载的早期文化典籍有()。
A.《周礼》
B.《诗经》
C.《山海经》
D.《左传》
E.《尚书》