【答案】“他反复强调这一点，免得她忘了。”一句正确的译文为( )

题目：“他反复强调这一点，免得她忘了。”一句正确的译文为( )
A、He emphasized it again and again, lest she will forget.
B、He emphasized it again and again, lest she may forget.
C、He emphasized it again and again, lest she can forget.
D、He emphasized it again and again, lest she could forget.
标准答案：He emphasized it again and again, lest she could forget.