A:黑龙江
B:云南
C:西藏
D:新疆
乐乐家有款电热水器,说明书上有工作原理电路图(如图甲),有“加热”和“保温”两档.正常工作时电路的总功率分别为1100W和11W.试求:
Just like weather, life ______ be beautiful all the time.
A. without B. truth C. imagine D. pronunciation E. stricter F. forties