A:经历的挫折越多,越有利于成功
B:艰难的环境会使人意志消沉,丧失斗志
C:坚强的意志是战胜挫折最可靠的保证
D:挫折是可以避免的
It's 9 p.m.They now,but they often to bed at 10 p.m.
A new gym ________ in our neighbourhood next year.