万用表使用完毕，应将其转换开关转到电压的最低档。
参考答案：错
亚瑟王圆桌武士中，据说暗恋亚瑟王妻子，但又是最厉害的武士是（）
___________it__________to rain tomorrow , the sports meet would be put off until the same time next week.
A．Should , /
B．If , should
C．Were , /
D．If , were going.
