Plain and simple clothes are appropriate for school wear.

朴素的服装适合在学校里穿。

《新英汉大辞典》

Boys who go to this school must wear the uniform.

到这所学校上学的男孩必须穿制服。

youdao

I take a fairly relaxed attitude towards what the kids wear to school.

孩子穿什么上学，我觉得无所谓。

《牛津词典》

Also attending was the mother of an American Muslim soldier named Kareem Khan who was killed in Iraq, and Nashala Hearn, a young girl who led a successful legal battle for the right to wear a traditional head covering to school.

VOA: standard.2009.09.02

Now,just two do. That's because - while Spanish is still the language in many homes - the children of immigrants from Cuba and other Latin nations speak English in school and on the street, wear American clothes and prefer upbeat Anglo rock music to their parents' dreamy, old Spanish ballads.

VOA: standard.2010.04.19

Allowing some students to wear modified school uniforms will tend further to divide and segregate our students.

ECONOMIST: America's imbalance

"They are credible shoes for kids to wear to school, " he says.

FORBES: The Dunk Man

She objected to John Jay School requiring students to wear ID badges with an RFID chip that allows them to be tracked at all times.

FORBES: Court Rejecting Texas Student's Opposition To RFID Tracker Not As Outrageous As It Seems