| 查看权限： |
需要 【普通用户】 级别以上才能查看。 |
| 信息标题： |
小学生英语演讲稿：Leg Man |
| 所属栏目： |
英语演讲  |
| 发布时间： |
2012-07-04 |
| 信息简介： |
while working on the installation of a new piece of machinery， a worker was lifting a heavy steel support beam in order to bolt it into place. as he held the beam he began to express discomfort in |
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