Unit 3 (except 3B) and unit 4:
Grammar:
SB p34 (=ppt 32): must, mustn't, etc.
SB p35 (=ppt 33): negative prefixes
SB p42 and p44 (=ppt 41): degrees of comparison
SB p45 (=ppt 42): phrasal verbs
Vocab units 3 and 4
Functions bank units 3 and 4
Irregular verbs
Use of English
Writing: an informal e-mail. See SB p39