问题
选择题
As you know，it is my duty to________my younger sisters from being hurt when they are in danger.
A．prevent
B．save
C．stop
D．protect
答案
答案：D
题目分析：考查动词词义辨析。句意：你知道，当我的妹妹们处于危险时保护她们是我的责任。A．prevent阻止 B．save 救，节约 C．stop 阻止 D．protect保护，根据句意所以D正确。