- The teacher noticed a significant improvement in his grades._Ðə ˈtiː.tʃɚ ˈnoʊ.tɪst eɪ sɪɡˈnɪf.ɪ.kənt ɪmˈpruːv.mənt ɪn ˈhɪz ɡreɪdz. De tíchɚ nóutist a siɡnifikent imprúvment in jis ɡréids.El maestro notó una mejora significativa en sus calificaciones.Ðə ˈtiː.tʃɚ ˈnoʊ.tɪst eɪ sɪɡˈnɪf.ɪ.kənt ɪmˈpruːv.mənt ɪn ˈhɪz ɡreɪdz. De tíchɚ nóutist a siɡnifikent imprúvment in jis ɡréids.
The teacher noticed a significant improvement in his grades.