Solve the exercises below:
1. https://elt.oup.com/student/englishfile/elementary3/grammar/file04/grammar04_c01?cc=mx&selLanguage=en
2. https://elt.oup.com/student/englishfile/elementary3/grammar/file04/grammar04_c02?cc=mx&selLanguage=en
3. http://www.myenglishpages.com/site_php_files/grammar-exercise-adverbs-frequency.php
4. http://www2.arnes.si/~oskplucija4/ces/howoften.htm
5. http://www.agendaweb.org/exercises/grammar/adverbs/frequency-3
VOCABULARY
6. https://elt.oup.com/student/englishfile/elementary3/vocabulary/everyday_activities/vocabulary08_01?cc=mx&selLanguage=en
contraceptive methods: act, device or medication to prevent sexually transmitted infection or on unwated pregnancy.
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