Question

完成句子

He is wondering _________(要花多少能量)to raise the temperature of oil by 1℃．(take)

Answer 1

答案：
解析：

　　答案：how much energy it takes

　　解析：考查宾语从句。It takes sb．some time to do sth．意为“花费某人时间做某事”，“多少能量”应表达为how much energy，本句要视为一般现在时。