High-low sound design in a sentence, Yes/No question, and Wh-question correctly, it allows students to understand and apply to ask someone grammatically correct manner.
Pronunciation high - low sentences Yes / No question and Wh-question correctly then. To make students understand and apply in asking someone else to correct the grammar.
The pronunciation in the sentence, and Yes / No question Wh-question correctly. To make students understand and apply to ask others how grammatically correct.