Life is filled with challenges. As we get older, we______ realize that those challenges are the very things.[ ]

A. seem to

B. come to

C. wish to

D. try to

设置劳务培训目标，应包括的要素是（）。

A.费用要素

B.内容要素

C.时间要素

D.标准要素

E.条件要素