In the Oral Approach, what is the teacher required to be? And how does he or she help the students to build up correct language habits?

In the Oral Approach, what is the teacher required to be? And how does he or she help the students to build up correct language habits?

The teacher is required to be a skillful manipulator in language teaching. He or she is supposed to use questions, commands and other clues to help the students use the language correctly.
全题共5分,答案含四点,第一点得各2分,后三点各得1分。如答案要点不完整,酌情扣分。如表述有语法、拼写、标点等问题,也酌情扣分,但全题在这方面的扣分不得超过2分。