If something is _______, it is known about by only a few people.
A:strange
B:secret
C:important
—Will students go to school to have lessons?
—________.
***说:“蓝图不可能一蹴而就,梦想不可能一夜成真,人间万事出艰辛。”面对挫折当自强,下列属于自强表现的是( )