2019年mpacc考试英语真题——名词429

{01}Teachers have to constantly update their knowledge in order to maintain their professional _____.
A.consequence
B.independence
C.competence
D.intelligence
解析：
本题选C。

{02}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
解析：
本题选D。