the third period language points explain language points in the reading passage. 1. have you ever considered how weak humans are compared with a volcano, hurricane or earthquake ? 你是否想过， 和火山，飓风或地震相比人类是何等脆弱。 consider 思考, 主要用于： consider +名词/-ing形式: he is considering studying abroad.他正在考虑出国留学。 consider + wh-: we considered how we should help them.我们仔细考虑应该如何帮助他们。 consider + 副词： consider carefully before you decide.要慎重考虑后再作决定。
