1.achieve vt. → n. 2.challenging adj. → v. → n. 3.experience vt. → n.经历(可数)；经验(不可数)→ adj. 4.introduce vt. → n.

基础落实

Ⅰ.高频单词思忆

赢得，取得；实现，成就

achievement

具有挑战性的

challenge

challenge

经历,体验

experience

experienced

介绍

introduction

2019/8/5