改错：Theteachersinourschoolareallkindandhelpfully.

问题详情：

改错：The teachers in our school are all kind and helpfully.

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【回答】

helpfully→helpful　本句中，系动词are后应接形容词作表语。由派生法规则可知，­ful可作形容词的后缀，而­ly为副词的后缀，故将helpfully改为helpful。

知识点：其他

题型：短文改错