英语四级报考条件考生拥有广泛的词语积累和运用能力，打造强大的词语基础至关要紧。新东方在线英语四级词语频道提供“2024下半年大学习英语四级同义词配对训练（21）”，帮助考生获得更好成绩。
2024下半年大学习英语四级同义词配对训练（21）
1.It has taken many years to adopt internationally recognized standards for the licensing of aircraft pilots.
data criteria committees
2.No form of money has ever proved completely satisfactory in terms of providing a stable measure of value.
an official a useful a fixed
3.The Rio Grande, a river bordering Texas and Mexico, flows 1,800 miles from its source in the state of Colorado to the Gulf of Mexico.
bank mouth beginning
4.Most animal fats are saturated, containing more hydrogen than carbon, and do not spoil as easily as unsaturated fats.
melt get used up go bad
5.The boom in silver production after 1860 spurred the use of innovative machinery in crafting silver flatware and vessels
stimulated allowed required
6.Ravaged by pollution and war, many famous monuments have become eroded and stained.
discolored dismembered discredited
7.Before the first Apollo rocket went to the Moon, a spot for landing the lunar module was carefully chosen.
climate latitude location
答案：BCCCA AC
解析：
1、Criteria
n. 标准，条件
The criteria will be different from those that pertain elsewhere.
这里的规范将不同于其他地方适用的规范。
2、a fixed
固定
You should be doing usability testing even if you do not have a fixed laboratory or access to one.
因此，即便你没或没法找到一个固定的实验室，你也应该进行可用性测试。
3、beginning
n. 开始;起点
v. 开始;创建
This is only the beginning.
这只是开始。
4、go bad
变酸;开始腐坏
And know this - things do go bad from time to time in any relationship.
记住类似的坏事情在任何夫妻关系中都会时不时的发生。
5、stimulated
adj. 受激的
v. 刺激Whatever you are stimulated, you should write it down.
无论是什么勉励你的,都要把它写下来。
6、discolored
adj. 脱色的;污染的
v. 使褪色;脱色
If the film is scratched, attracts dust, or becomes discolored after years or decades in the sun, it could actually lower power output over time.
假如在阳光下经过数年或数十年之后，贴膜出现裂痕、敷灰或者褪色，它事实上或许会减少电力输出。
7、location
n. 地方;地址;外景拍摄场地
This corner would make a good location for a gas station.
这个拐角将是设立一个加油站的好地址。
以上就是“2024下半年大学习英语四级同义词配对训练（21）”，期望可以给大伙在学习的时候带来帮助。
