Boys' English grades are up to a tenth worse when high Numbers of girls are in the class with them, though girls' grades are unaffected.
当班上女生人数较多时，男生的英语成绩要下降10%，而女生们的成绩则不受影响。
The share of A-grades went up too, by 0.8 percentage points compared with last year, and now stands at 26.7%.
得到A分的比例也有所上升，今年的比例是26.7%，相对去年提升了0.8%。
3：Well, Randy graduated with high grades. So I have to hold up my end and dig up the money to get him his first car. Say, you know any dealer where I can get a good price?
原来儿子毕业成绩优秀，所以父亲必须掏钱给儿子买第一辆车，他这是在跟朋友打听知不知道哪个价钱比较好的经销商。
One great way to stay on target and earn better grades is to pair up with a good study partner.
和一个好的学习伙伴一同学习是提高学习成绩的不错方法。
With the grades of the students going up, on the contrary, their self-confidence decreased.
随着年级升高，大学生自信心反而下降；
The professional commitment levels decrease with grades going up and commitment of the third grade has a significant difference compared with the lower grades.
尤其三年级的承诺水平与与一、二年级相比差异显著。
In recent years, hundreds of schools have carried out experiments with paying kids with cash for showing up or getting good grades.
近年来，有数以百计的学校曾经进行实验，如学科取得佳绩，便以现金奖励学童。
Optical grade with UV cut-off up to 400 nm, greater optical purity than standard grades.
光学级紫外截止到400纳米，大于标准等级的光学纯度。
It is made up with 9 grades waterfalls, it is pouring form the dangerous cliffs and dropping abruptly to the bottom, just like nine dragons are flying, very magnificent and brilliant.
共由九级瀑布组成，从断层峭壁上飞泻而下，像九龙奔腾，十分壮观。
It is made up with 9 grades waterfalls, it is pouring form the dangerous cliffs and dropping abruptly to the bottom, just like nine dragons are flying, very magnificent and brilliant.
共由九级瀑布组成，从断层峭壁上飞泻而下，像九龙奔腾，十分壮观。
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