be surprised at 从句还是 that 两种句型我都见过

be surprised at 从句还是 that 两种句型我都见过 be surprised that+从句 be surprise at还是be surprised at be surprised at sb还是sth,be surprised in呢 be surprised at与that的区别 名词性从句和定语从句都有that做引导词,如何区分两种句型 all the people后定语从句关系代词用who还是that,两个我都见过,为什么? be surprised at. be surprised at be surprised at+sth. be surprised by,be surprised with,be surprised at区别 定语从句 there be句型,先行词为人,关系代词用that还是who,比如：