水平型创意思维方法有()。
A.遵循最可能的途径
B.不必固定
C.按部就班的
D.摆脱旧经验的局限
E.类别、分类和名称都是固定的
参考答案:B, D
New ways have been found to prevent the river ______.
A.not to be polluted
B.against polluting
C.from polluting
D.from being polluted