Student teachers score higher on tests than pupils who're learning only for their own sake.

2018年6月四级真题（第三套）阅读 Section C

Meanwhile, there're few who're willing and able to perform jobs requiring a petroleum engineering major, so the value of one more of those people is very high.

2018年6月六级真题（第一套）阅读 Section C

Surfing the Internet during class doesn't just steal focus from the educator; it also hurts students who're already struggling to grasp the material.

2018年12月六级真题（第二套）阅读

The experiment is based upon the idea that farmers who're protecting their herd from lions would shoot and kill lions in an effort to protect their livestock.

2018年12月六级真题（第一套）阅读 Section A