Exercise 1:
/θ/: thief, teeth, thing, mouth, thirsty, through, three, cloth, thigh, month, breath, strength, author
/ð/: leather, mouth, they, father, this, smooth, than, there, other, those, either, another, together, breathe.
/i/: health, width, with
Exercise 2:
`1.` local programme.
`2.` news programme .
`3.` volume control.
`4.` game button .
`5.` remote control.
`6.` outdoor activity.
Exercise 4:
`1.` so
`2.` and
`3.` although
`4.` but
`5.` so
`6.` and
`7.` and
`8.` because
`9.` but
`10.` but