A report says the temperature on the earth now is much higher than in the past.AthisB．th

问题补充：

A report says the temperature on the earth now is much higher than in the past.

A．this

B．that

C．these

D．those

答案：

解析：考查比较级的有关知识。temperature“温度”，不可数；比较对象不可数时，用that来指代temperature。句意“一个报道说现在地球上的气温比以前高了很多。”故选B。