问题
单项选择题
A．(A) A diet with meat only is not enough for our body.
B．(B) A diet with vegetables can sometimes be very costly.
C．(C) Meatless meals are equally nutritious and less expensive.
D．(D) Meatless meals cannot provide all the essential nutrients.
答案
参考答案：C
解析：[听力原文]Compared to a meat-centered diet, meatless meals can easily supply all the essential nutrients our body requires, and cost only 20% to 30% as much.