–That would mean a lot of time.Really? I don’t mean any time.A. wasting; wastingB. to

问题补充：

–That would mean a lot of time.

--Really? I don’t mean any time.

A. wasting; wasting

B. to waste; to waste

C. wasting; to waste

D. to waste; wasting

答案：

A. wasting; wasting

B. to waste; to waste

(答案→)C. wasting; to waste

D. to waste; wasting

解析：考查非谓语动词。句意：那意味着会浪费很多时间。——真的吗？我不想浪费任何时间。动名词表示抽象动作，不定式表示具体的将要进行的动作，结合语境可知前文为抽象动作，下文为具体动作。故选C。