a.give the plural of the following singular nouns.

1、

give the plural of each singular noun below.

试用以下单数名词的复数式来填充空格。

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2、

singular noun refers to one person, animal, thing or place.

单数名词是指一个人，一只动物，一件物品或一个地方。

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3、

please note you get the same results if you just use the backtick operators, as shown below.

注意，仅使用后撇号操作符也会得到相同的结果，如下所示。

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4、

when we deal with collisions, the velocities of the objects before the collision are unprimed.

当处理碰撞问题，物体的速度，在碰撞前无撇号。

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5、

the overuse of english contractions in formal writing

论省略撇号口语化缩写形式在正式书面语中的过度使用现象

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6、

now, the velocities after the collisions, by convention, are primed.

碰撞后的速度，依惯例，是有撇号的。

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7、

if you've been doing any shell or perl scripting at all, you know you can capture the output of other commands inside backtick operators.

如果您编写过shell或Perl脚本，您就知道可以在反撇号操作符内部捕捉其他命令的输出。

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8、

the results of tuberculosis surveillance in zhejiang wenzhou in 2004

浙江省温州市2004年结核病监测结果分析

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9、

lower respiratory tract infection microwave resulted by treating for endobronchial tuberculosis: surveillance and control

微波治疗支气管内膜结核引起下呼吸道感染监测与控制

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10、

objective: to study the main cause of death among ther residents of tuberculosis surveillance area in henan.

目的：探讨河南省结核病监测区居民死因情况。

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11、

conclusion the tuberculosis surveillance is satisfied in controlling epidemic situation in wisco.

结论武钢实施结核病监测工作对控制结核病疫情有效。

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12、

zhu xuanxian likes painting the peaches of longevity, which are usually in large sizes and adopt hidden trunks and large impressionistic-style skill, giving strong visual impact.

朱宣咸爱画寿桃，往往运用没骨大写意画法，将桃画得很大，具有强烈的视觉冲击力。

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13、

allow me to use this longevity peach to express my rich blessings for health and longevity to you in the coming year!

请让我借寿桃祝你在新的一年里身体健康，多福多寿！

provided by jukuu

14、

effects of ca treatment on physiological characteristics of peach fruit ( cv. zhonghuashoutao) during cold storage

钙处理对冷藏期间中华寿桃生理特性的影响

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15、

the chinese birthday peach was an excellent fruit breed which had high nutrient value.

中华寿桃是一种优良的果品资源，具有较高的营养价值。

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16、

colorful and vivid dough moulded peaches.

色彩艳丽、栩栩如生的面塑寿桃。

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17、

purification of polyphenol oxidase of' zhonghuashoutao peach flesh

中华寿桃果肉多酚氧化酶的纯化研究

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18、

and for old people, we'll prepare longevity peaches.

如果是给老人过生日，就要准备寿桃。

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19、

the polyphenol oxidase ( ppo) in peach flesh was extracted and purified.

研究了影响中华寿桃果肉褐变的关键酶&多酚氧化酶（PPO）的纯化。

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20、

tancheng is still regarded as the most sacred, mysterious and representative religious art with peculiar characteristics.

在藏密艺术中，坛城被视为是最神圣、最奥秘、最有特色的代表性宗教艺术。

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