To be tested on 28th February:
though, although, dough, doughnut, rough, enough, tough, plough, bough, toughen
To be tested on 7th March:
definitely, possibly, probably, frequently, infrequently, occasionally, rarely, certainly, obviously, often
To be tested on 14th March:
accompany, communicate, conscience, desperate, disastrous, interfere, nuisance, queue, restaurant, rhythm
To be tested on 21st March:
advice, advise, device, devise, licence, license, practice, practise, prophecy, prophesy
To be tested on 28th March:
aisle, isle, aloud, allowed, altar, alter, ascent, assent, farther, father
To best tested on 4th April:
guessed, guest, heard, herd, morning, mourning, past, passed, bridal, bridle
To best tested on 10th April:
cereal, serial, complement, compliment, principal, principle, stationary, stationery, wary, weary