导轨连接板
参考答案:
紧固在相临两根导轨的端部底面,起连接导轨作用的金属板。
小题1:Jack’s little sister likes to watch the program Where are we going, Dad?. (改为一般疑问句)
______ Jack’s little sister _______ to watch the program Where are we going, Dad??
小题2:The 20th FIFA World Cup was held in Brazil on June 13, Beijing time.(对划线部分提问)
________ ________ the 20th FIFA World Cup held in Brazil?
小题3:We have studied at this school for three years.(改为同义句)
Three years has ________ since we ________ to study at this school.
小题4:The girl is shy. She is afraid to speak in public. (合并为一句)
The girl is _____ shy ______ she is afraid to speak in public.
小题5:Michael will take care of our dog when we are away on holiday next week. (改为同义句)
Michael will ______ ______ our dog when we are away on holiday next week.
控制型风险管理技术的实质是在()的基础上,针对企业所存在的风险因素采取控制技术以降低风险事故发生的频率和减轻损失程度。
A.风险预防
B.风险分析
C.风险评价
D.风险估测