问题
单项选择题
Which of the following statements is NOT true according to the passage().
A.Ice began to affect the diet of ordinary citizens from the mid-nineteenth century.
B.Making an efficient icebox was not as easy as we might now think.
C.The knowledge of the physics of heat was accurate in the early nineteenth century.
D.One advantage of Thomas Moore’s icebox was keeping his produce cool.
答案
参考答案：C
