The biggest benefit of being a captain is that it teaches me to be responsible and set an example for lower grade students.
作为一个队长最大的好处是它教会我要负责任，并为低年级学生树立榜样。
They simply think science is too difficult for lower-grade students younger than ten years old.
他们想当然地认为科学对不足10岁的儿童太难了。
Another study found that the happiest college students were also the most social, but they had lower grade-point averages than their slightly less happy peers.
另一项研究表明极端快乐的大学生也同样最有社会性，但是他们的平均成绩也低于快乐程度稍低的学生。
Obviously, at lower levels (grade 7), teachers will have to use Chinese more frequently to ensure students understand.
显然，在较低年级(七年级)，为了确保学生能够听懂，教师会较频繁地使用汉语。
Conclusions the key objects of prevention and treatment will be the students of the Mongolian language specialities and lower grade.
结论蒙语专业及低年级学生应作为重点防治对象。
Conclusions the key objects of prevention and treatment will be the students of the Mongolian language specialities and lower grade.
结论蒙语专业及低年级学生应作为重点防治对象。
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