persecute
vt. 迫害；困扰；同…捣乱
Persecute me!
迫害我吧！
perennial
adj. 多年生的；常年的；四季不断的；常在的；反复的
It lays its eggs (like the one above) only on horseshoe vetch, a European perennial.
它只在欧洲多年生植物马蹄野豌豆上产卵（如上图）。
painstaking
adj. 艰苦的；勤勉的；小心的
You said in your address that "developing excellence is a slow, painstaking process".
你在你的致词中说“发展卓越性是一个缓慢艰苦的过程”。
perimeter
n. 周长；周界；[眼科] 视野计
A fence marked the perimeter of the field.
一道篱笆标明了那块田地的周界。
oversee
vt. 监督；审查；俯瞰；偷看到，无意中看到
Good governance principles are needed to oversee these organizational change efforts -- to ensure that they achieve their expected results over time.
需要良好的治理原则来监督这些组织变更工作 —— 从而确保它们随时间达到其预期的结果。
peck
vt. 啄食；扔
Peck at symbol 1 and you get three food pellets. Never more, never less.
在标志1处，鸽子可以啄食三粒食物，就三颗，不多也不少。
oversight
n. 监督，照管；疏忽
He did it through (an) oversight.
他由于疏忽才干了这事。
overturn
vt. 推翻；倾覆；破坏
We saw the canoe overturn, throwing its passengers into the water.
我们看到独木舟倾覆了，把上面的乘客掀入水中。
personnel
adj. 人员的；有关人事的
Such information is restricted within military personnel.
这类情报资料仅限于在军事人员内部参阅。
paucity
n. 缺乏；少数；少量
Given the paucity of accurate data in China, this would be extremely valuable.
在中国提供出缺乏的精确数据，将会是极其具有价值的。
1.There was a of fresh vegetables at the supermarket,so we had to buy frozen vegetables.
2.The hens were the grain.
3.The city's Department of Sanitation garbage removal.
4.Christians were in ancient Rome.
5.A guard patrolled the of the property.
6.The fishermen fell into the water when the boat .
7.I got my job as a result of a fortuitous meeting with the director of .
8.Their marriage was blessed with happiness.
9.It was a huge when Bill gave the beggar a hundred dollar bill instead of the one dollar bill he intended to give.
10.It took the artists five years of work before he finished the famous painting.
答案：1.paucity 2.pecking 3.oversees 4.persecuted 5.perimeter 6.overturned 7.personnel 8.perennial 9.oversight 10.painstaking