GRAMMAR)
| Reflexive pronouns (six exercises) | Modal verbs (three exercises in present tense) | |
| Both/neither (4 exercises) | Modal verbs (three exercises in the past) | |
| Pronouns (1 exercise) | ||
| too/enough (3 exercises) | ||
| 'infinitive' or '-ing' form (5 exercises) | ||
| The subject of the infinitive (3 exercises) | ||