Question

Knowing how to give first aid really ______ in case of emergency. It can save lives.

A．makes difference

B．has a difference

C．makes a difference

D．makes the difference

Answer 1

C

考查固定短语。make a difference“有影响，有关系”。句意“为防止紧急情况的出现，了解怎样急救确实很重要。它能拯救生命。”故选C。