T asks Ss "what do you always carry with you?" Ss give some answers. T "Do you often lose things? Like what?" T gets Ss to participate and answer. T "Do you usually find them again? Where?" T sets the context and makes it relatable.

T hands Ss HO1 and says "we will listen to a clip in a few moments. Read the sentences first and think of the possible answers. I will play the clip only once, so listen carefully." Ss read the sentences.T plays the clip, Ss listen and fill in the gaps. T stops the clip. T assigns pairs then asks Ss to check their answers. T gives Ss the answer key and they check in pairs. T stops the activity.

T gives Ss HO2 and says "Work alone, answer the following questions. Use the sentences from ex A" Ss work alone, T monitors then stops the activity. T asks Ss to check their answers in pairs. Then, T moves to the clarification stage.

T elicits the first place the girls thought the mobile phone was. T writes on the board "It might be in the bathroom." T asks the following CCQs " Do they think that the mobile phone is in the bathroom?– Yes Why didn't they say that it might be at the airport? - because they didn't go to the airport. Why do they think that it's in the bathroom? - Because they were there. Are they 100% sure it's in the bathroom? – No How sure are they? - Quit Is there a possibility that it's in the bathroom? – Yes Are They talking about the past or the present? – Present" T elicits the parts of speech and writes them on the board. T "what else can we use instead of might" T elicits (must, could, and may) T "How do make it into a negative?" T elicits (can't) and highlights the difference between (mustn't) and (can't) T elicits the past form then writes on the WB "Someone could've taken it." T asks some CCQs Why do they think someone took it? - Because the phone is missing. Are they 100% sure? – No Is there a possibility that someone took the phone? – Yes Are They talking about the past or the present? – Past" T elicits the parts of speech, writes them on the WB and elicits the other modal verbs. T asks Ss to negate the sentence then corrects errors in form. T drills the two sentences using back-chaining.

T gives Ss HO3 and asks them to complete the conversations in pairs. Ss do the ex, T monitors for accurate use of the TL then stops the activity. T gets some pairs to share their answers, does error correction, gives FB then hands Ss the answer key.

T asks Ss to finish the story 1- Who do you think was the note from? 2-What did the note say? 3-Why didn’t the person take the phone? 4-Why didn’t the person write his name?" T assigns groups, Ss discuss, T takes notes for delayed error correction, T gives W/C FB and corrects some errors.