问题
选择题
Until the start of the Industrial Revolution, mankind was poor, hungry, and constantly at the _______ of disease and natural disasters.
A.power
B.limit
C.control
D.mercy
答案
答案:D
Until the start of the Industrial Revolution, mankind was poor, hungry, and constantly at the _______ of disease and natural disasters.
A.power
B.limit
C.control
D.mercy
答案:D