Grammar for groups 02-18 and 06-18

Homework for groups 02-18 (on 02/05/19) and 06-18 (on 06/05/19):
1. Download the file on the article here. Read units 1 and 2 on pp.1-6, do ex.1 on p.6
2. Download the file on the agreement between subject and predicate here. Read it. You will need it for your grammar exam.