今天我们要学的词是clear。 Clear, 做为动词，有批准许可的意思。 "After sitting out for three weeks because of a sprained ankle, the football player was cleared to be back on the field for the playoff games," 这名橄榄球员因为脚踝扭伤三个星期不能上场，现在终于获准重返赛场，参加季后赛的比赛。

　　三个多月前在图森枪击案中头部中弹的亚利桑那州众议员吉福德正在慢慢恢复。 "Doctors have cleared Congresswoman Gabrielle Giffords to attend her husband - astronaut Mark Kelly’s space shuttle launch on Friday," 医生已经批准吉福德议员出席她丈夫 - 宇航员马克.凯利星期五的航天飞机升空。好的，今天我们学习的词是clear...