根据首字母或汉语写出正确的单词 1. We often go s___________ in winter. 2. The temperature f______ below zero last night. 3. What a hot day! I’m afraid it’s going to be h____________ later on. 4. The children looked for the picnic basket because the basket was m_________. 5. China is one of the biggest c_____________ in the world(世界). 6. Whose (照片) ____________ are those? 7. My brother enjoys (听) _________________ to the radio. 8. The runners are standing at the (开始) _____________ line. 9. This morning Aunt Alice looked very (如图所示,电源电压不变。下列说法正确的是( )A. 只闭合S1,将P向左移动一段距离,电压表示数的变化量与电流表示数的变化量的比值不变B. 只闭合S1,将P向左移动,R1消耗的功率增加C. 开关都闭合,将P向左移动,电压表的示数不变,电流表的示数变小D. 开关都闭合,将P向左移动,L消耗的功率不变,R2消耗的功率变小