"Dear boy," she crooned, hugging him heartily.“乖儿子，”她轻声说着，把他紧紧地抱在怀里。She gently crooned a lullaby.她轻声哼唱了一支摇篮曲。The mother crooned her baby to sleep.母亲低声哼着哄婴儿入睡....
He may have been to some of those places.那些地方他也许去过一些。Those who have been to Dalian all say it's beautiful.凡是去过大连的人都说大连很美.I have been to see John.我去看过约翰了....