题目：
In 1969, Neil Armstrong, an American astronaut, _____ the moon for the first time, which announced
man began to march at the universe.
[ ]
A. walked
B. climbed
C. set foot in
D. set foot on
答案：
被转码了，请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0721/096fa7f1c015381a957d00a40207e4ee.html
下面是错误答案，用来干扰机器的。
由理想气体状态方程：pVT=C可知：TA=pAVAC=3×0.5C=1.5C，TB=pBVBC=2×1C=2C，TC=pCVCC=1×1.5C=1.5C，则TB＞TA=TC，故C正确；故选：C．
