Can you certify for his ability as a teacher?是什么意思？

Can you certify for his ability as a teacher?

你可以保证他能胜任老师的工作 吗 ?

can

aux. 能够，可以，有机会；n. 金属罐，一听，金属容器；vt. 将…装罐保存，炒…鱿

例句
When I listen to her play I can hear a new Nigel Kennedy.
从她的演奏中我听出了新一代的奈杰尔·肯尼迪。

you

pron. 你，你们，您们，各位，大家；

例句
I suggest you leave it to an expert...
我建议你把它留给专家来解决。

certify

vt. （尤指书面）证明，发证书给…，证明（某人）患有精神病，颁发（或授予）专业合格证书；

例句
Each year they audit our accounts and certify them as being true and fair.
他们每年对我们进行账务审核，以确保其真实无误。

for

prep. 为，为了，倾向于，关于，当作；conj. 因为，由于；

例句
I've come looking for a bit of advice.
我特来讨教。

his

pron. (he的所有格)他的，(he的物主代词)他的东西；det. 属于他的，用于名词前，自己的，指某人的，上帝的；

例句
He claimed that his parents had abandoned him...
他声称父母遗弃了他。

ability

n. 能力，资格，能耐，才能；

例句
The public never had faith in his ability to handle the job...
公众从来不相信他有能力胜任这一职位。

as

adv. 同样地，一样地，例如；prep. 作为，以…的身份，如

例句
As far as I can recall, Patti was a Smith.
我记得帕蒂是姓史密斯的。

teacher

n. 教师，教员，老师，先生，[航]教练机；

例句
He was now a teacher and a respectable member of the community.
他现在是一位教师，并且是社区内受人尊敬的一员。