熔断器在电器中主要保护电路免受短路的损害，但常常是作为一根导线（）在线路中使用。
A.串联
B.并联
C.串联或并联
参考答案：A
The Moonstone was ________in a real story which ________in England in the 1790s.
A．set; taking place
B．setting; take place
C．set; had taken place
D．set; took place
什么是暖色系？暖色系颜色的色彩具有什么样的特点？
