Foundation must make the firm, and only in the basic solid premise, to learn English.

基础必须打牢，也只有在基础打牢的前提下，才能学好英文。

youdao

Foundation must make the firm, and only in the basic solid premise, to learn English.

基础必须打牢，也只有在基础打牢的前提下，才能学好英文。

youdao