WELCOME! THESE ARE SOME LINKS TO PRACTICE
1. PREPOSITIONS IN / ON / AT
Time prepositions: in - on - at. (agendaweb.org)
Time prepositions: in - on - at. (agendaweb.org)
Time prepositions: in - on - at - write (agendaweb.org)
Prepositions of Time | Esercizio Inglese (scrambledeggsinglese.it)
2. ADVERBS OF FREQUENCY
Adverbs of frequency - exercises (agendaweb.org)
Frequency adverbs - exercises (agendaweb.org)
Adverbs of frequency | LearnEnglish Kids (britishcouncil.org)
Exam 1. Adverbs of Frequency - Unjumble (wordwall.net)
3. THIS / THAT / THOSE / THESE
This / that / these / those (agendaweb.org)
Demonstratives - free grammar exercises online - elementary level esl (agendaweb.org)
Demonstratives: write (agendaweb.org)
This, that, these, those - Test-English