1.建议,提议[+v-ing][+(that)][+wh-]
I suggest our going to the park on Sunday.
我建议我们星期天去公园。
The dentist suggested that she (should) come another day.
牙医建议她改天再来。
2.暗示;启发[+(that)]
Her expression suggested pleasure.
她面露喜色。
3.使人想起,使人联想到[(+to)]
That cloud suggests a boat to me.
那朵云使我联想到船。
追问虚拟语气是不是只用于第一种?
追答在主语从句It is suggested that .....及名词suggestion后面表示具体建议的表语从句同位语从句都应该用should+动词原形,should可以省略。