D
do a threat to 对----有威胁
do damage to 损害------
do/try one’s best 尽力，努力
do sb. harm, 伤害某人
do one’s share for sth. 为----贡献自己的力量
draw a clear distinction between 区分，分清
draw/reach/come to/arrive at a conclusion 得出结论
E
entrance to -----的入口，进入
enjoy privileges 享有特权
express one’s satisfaction at / with 对-----表示满意
express sympathy for/ with sb. 对某人表示慰问
express one’s gratitude to sb. for sth. 为某事尔感谢某人