青云翻译

I need to improve my level of knowledge, in order to achieve the ultimate goal to improve teaching standards

I need to improve my level of knowledge in order to achieve the ultimate goal of raising the level of teaching

I need to raise my state-of-art, achieved raises the teaching level the final goal

I need to raise my level of knowledge of the quality of education, in order to achieve the ultimate goal

I need to improve my level of knowledge in order to achieve the ultimate goal of raising the level of teaching