进行蒸发操作时不需要使用的仪器是[ ]

A．蒸发皿

B．温度计

C．酒精灯

D．玻璃棒

—What’ s the low-carbon life style like? .

—Save       energy, produce        carbon.

A．more; more

B．less; more

C．less, less

D．more; less