devide …into …划分 Let’s divide the apples into two parts Our job was to grow cotton see sth. oneself 亲眼所见 He has seen the changes in beijing himself. happen happen to sb./sth./do sth. elder eldest只用来比较兄弟姐妹之间的长幼排行,指”年长的.” older与than连用,oldest表示最高级 My eldest brother is two years older than my elder brother. make progress. China has made such rapid progress make progress with sth. He has made progress with his work. Thanks to由于,因为,带有“感谢”的感情色彩 because +从句 because of+名,代,动名词 consider doing sth.考虑做 I’m consider changing my job.