He works__________(in,at)a school.

He works__________(in,at)a school. he is good at music and he can()in our school concert.A.are However when he's in a treasure hunt at school he's able to In the ninth grade at school,he got A's in all the subjects He is studying at a j______middle school. She is a student at（还是in) Sushine Secondary school He studie She works (in) a school.还是(at) he work in a school（ )here He studies in a school ___ here He is a s____ in the school. He is in a m() school He is a s____ in that school.