请你根据下面的提示写一篇短文。

你在今年暑假到一家肯德基(KFC)快餐店做保洁员(cleaner)工作。你每天工作七个小时，为期三周。这项工作辛苦且枯燥，并使你感到非常疲劳。这几乎使你半途放弃。

每天你都要起早贪黑地工作。在新学期开始之前，你终于坚持完成了这项工作，并且由此认识到了劳动(labor)的意义。你认为这是一次成功的体验。

注意：1.必须使用第一人称。　　　　 2.词数100左右。

90. After three months’ study, every member of the delegation was given a c___________(证明) by the university.

89. Every BBC news a_________(播音员) must have a standard accent of English.

88. Have you actually checked out different selling ways designed to deal with the price c__________(竞争) problem?

87. I want to buy an a___________(精确的) watch, for my present one doesn’t tell good time.

86. The lovely castle by the seaside has been in the p___________(拥有)of their family for more than eighty years.

85. Everywhere people were dying of starvation, with d___________(绝望的)look on their faces.

84. Wouldn’t you find it rather a___________(讨厌的) if your sleep is disturbed with no good reason?