董庆玲: home work 1.把所有数字1～20讲给家长或朋友听. 2.

例句:he succeeds by dint of sheer hard work. /p>

em>spark /em> em>work /em>

读过"work, family and leisure"的豆瓣成员

hard是什么意思中文(hard的用英语怎么读)