S: (repeat)A pencil.
T: Yes, it is a pencil. What's this in English? (Stress "this".)
S: A pencil.
T: Do you have a pencil? (Hold the pencil up and point to it.)
S: Yes.
T: Show it to me, OK? (Show the pose of "OK" and try to lead the Ss to do it as T.) OK? (Stress "OK".)
S: OK.
T: Now, hold your pencil up (Stress "pencil") and say after me "What's this in English"?
S: What's this in English?
T: This is a pencil. (Write "This is..." on the blackboard.)
S: This is a pencil.
T: It is a pencil. (Write "It is..." on the blackboard.)
S: It is a pencil.
T: Good. What's that in English? (Point to S1's pencil and write the word "that" under the word "this" on the blackboard and stress it.)
S: A pencil.
T: What's that in English? (Point to S2's pencil and stress "that".)
S: A pencil.
T: Good. Point to your friend's pencil and say after me "What's that in English?" (Stress "that".)
S: What's that in English?
T: That's a pencil. (Write "That is ...".)
S: That's a pencil.
T: It is a pencil.
S: It is a pencil.
T: (Put the pencil aside and pick out a pen.) A pen, a pen, what's this in English?