Some extra explanation and exercises on Grammar topics of Chapter 1.
Pitfalls: Have a look at the 'pitfall' photo gallery at the bottom of Year 3 - H/V.
Prepositions:
- General explanation: https://wp.digischool.nl/engels/oefenen/grammatica/grammatica-over-woorden/voorzetsels/
- Prepositions of place (explanation): https://wp.digischool.nl/engels/oefenen/grammatica/grammatica-over-woorden/voorzetsels/voorzetsels-van-plaats/
- Prepositions of time (explanation): https://wp.digischool.nl/engels/oefenen/grammatica/grammatica-over-woorden/voorzetsels/voorzetsels-van-tijd/
- Exercises prepositions: https://www.ego4u.com/en/cram-up/grammar/prepositions#exercises