Exercise 1: Listen and choose the correct picture.
Exercise 2: Listen and choose the correct sound. Does it have /θ/ or /s/ sound?
Exercise 3: Draw a line to match each word with its minimal pair.
Exercise 4: Choose the correct word to complete each sentence.
Exercise 5: Record yourself saying these 6 minimal pairs. Pay attention to the /θ/ sound. Put your tongue between your teeth.