问题
选择题
Many lifestyle patterns do such ________ great harm to health that they actually speed up ________ weakening of the human body.
A．a；/
B．/；the
C．a；the
D．/；/
答案
答案：B
考查冠词。句意：许多生活方式对人类的健康有害，他们加速了人类身体的衰退。do harm to表示“对……有害”，中间无需冠词；the weakening of the human body特指人体的衰弱。