词性转换为名词suggestion，例如：
1.It was time to put their suggestion into practice.那时就该把他们的建议付诸实施了。
2.The suggestion didn't go down very well with her boss.她的老板对这个建议不太感兴趣。
3.The suggestion to close the road has found favour with local people.关闭这条路的建议已得到当地人的支持。
