第 5 页精品文档---下载后可任意编辑2024 届广东省中山一中高三上学期其次次统测英语试题(附答案)I 语言学问及应用 (共两节,总分 45 分) 第一节 完形填空 (共 15 小题;每题 2 分,总分 30 分) 阅读下面短文,把握其大意,然后从 1~15 各题所给的 A、B、C和 D 项中,选出最正确选项,并在答题卡上将该项涂黑
Which came first, the chicken or the egg
This is one of lifes ___1___ questions and people have been debating about it for thousands of years
Now scientists believe they have solved this ___2___
Researchers from Sheffield and Warwick Universities in England discovered the answer ___3___
They used a super computer to observe the shell-making process while a new shell was ___4___
Then they found one protein called OC17 that is ___5___ for forming eggshell
This is only found inside a chickens body, which is proof that the ___6___ came first
The team was ___7___ looking at how animals and birds make eggshells but sudde