黑龙江专升本考试免试科目怎么申请?要哪些材料?

What enables some people to get big creative breakthroughs while others only get small and?non-creative breakdowns,blaming themselves and society?Are some people“gifted”?Are there?other factors?21?work—factors that we have more control over than we think?
While nobody can deny the?22?that some people seem to be blessed with particular?creativity,research shows that anyone can?23?their chances of coming up with new and original?ideas?24?they would only engage themselves more in the process of?25．It′s the old Thomas?Edison thing about“discovery?26?99 percent perspiration(汗水)and 1 percent inspiration．”27,the studies prove this:great creative breakthroughs usually happen only?28?intense?periods of struggle．It is sustained effort towards a specific goal?29?eventually prepares for great?creative insights．
This kind of sustained effort does not always?30?immediate results,a fact that not only?separates the innovators(革新者)from non-innovators,but?31?leads some people to conclude?that it is just not?32?for them．“Maybe I should have gone to medical school like my mother?wanted,”they wonder when the breakthrough is?33?to be found．Alas,one forgets during their?inevitable encounters?34?self-doubt,that the big surprise is never?35．Indeed,it can happen?at any time and place．

第21题的答案是（ ）

A.to
B.in
C.at
D.by

小明的妈妈为确保孩子“不输在起跑线上”，入学之前就迫使小明学小学二年级的课程。这样做违背了儿童身心发展的哪一特征?（ ）

A.阶段性
B.不平衡性
C.互补性
D.个别差异性

社会教育的主要途径是（ ）。

A.家庭、环境和各种校外机构
B.家庭、环境和社会意识形态
C.社区、各种校外机构和大众媒介
D.家庭、学校和社会