如何使用 "grader" 造句

1. Are you smart enough as a fifth grader ?
你像一个五年级的人一样足够聪明吗?
2. That somebody never helped a fourth grader with his math .
但说这话的人永远都不能帮助他四年级小孩的数学。
3. Can a 9th grader be bribed to succeed ?
一个九年级生能被收买,达至成功吗?
4. But the third grader 's cheery outfit didn 't mask her pain and weary eyes .
但是,喜气的装扮并不能掩盖三年级小学生的痛苦和疲惫的双眼。
5. Tajoe is a bright seventh grader , ranking third in her class of 18 .
塔乔是一位聪明的7年级学生,在18人的班级里排名第三。