be surprised at doing sth有这个短语吗?

有be succeeded in doing sth 这个短语吗? be surprised at+sth. 有practice doing sth这个短语吗 例如：want to do sth.need doing sth.be surprised at doing sth.之 be surprised at doing sth和be surprised to do 的区别 be surprised at sth 造句 be surprised at sth.和be surprised to do sth. 有how to doing sth这个短语吗 有direct sb into doing sth这个短语吗?& eg. 英语：用：be surprised at 这个短语造句 be surprised at sb还是sth,be surprised in呢 be bad at有这个短语吗