问题
选择题
Everything will be all right. We must never stop taking a(n) ________ attitude towards life.
A．understanding
B．opposite
C．relaxed
D．optimistic
答案
答案：D
题目分析：据Everything will be all right可知，我们应该对生活保持“乐观”态度。optimistic: 乐观的。understanding, 理解的、体谅的；opposite, 相反的；relaxed, 放松的，均不合题意。故答案为D.