/θ/:thin think and so on
/ð/:that this those these and so on
/ʃ/:shape ship sharp wish and so on
/ʒ/:usually
/tʃ/:chat charge chance and so on
/tr/:tree trip track and so on
/dʒ/:jack jay jump job and so on
/dr/:drink drug drown and so on
/ts/:salts ports and so on
/dz/:seeds beds and so on
由上可以自己归纳得出英文构词规律