【单选题】
What role does a teacher play in the following activity? When a student has made a sentence with borrow, “I borrowed a paper to write a letter”, the teacher says, “Well, we don’t say a paper, we say a piece of paper.”
【单选题】
What role does a teacher play in the following activity? When students are doing a group-work task, the teacher joins one or two groups for a short period of time.
【单选题】
What role does a teacher play in the following activity? The teacher has a word in his mind and asks students to guess by asking only Yes/No questions until they make the correct guess.