单项选择题

We must try to ______ the best of our moral values for our children and grand-children.

A．replace
B．remain
C．generate
D．preserve
<上一题 目录 下一题>
热门 试题

单项选择题
This policy gave ______ to private property and led to differences between the rich and the poor.
A．life
B．birth
C．way
D．death
单项选择题
After years of research, Charles Drew devised a procedure for preserving plasma.
A．transporting
B．saving
C．reusing
D．labeling
相关试题