3- I can’t see the leaves clear enough to be certain, I could only speculating for you. This might be a species of dock (Rumex). The included link below is for curly dock (R. crispus). http://www.illinoiswildflowers.info/weeds/plants/curly_dock.htm

2- Check out species in the Silene genus. The link below is for Silene vulgaris (bladder campion). Click on images to enlarge. Best wishes! http://www.missouribotanicalgarden.org/PlantFinder/PlantFinderDetails.aspx?kempercode=a958

1- Maybe a species of Spirea. I can’t tell which one this is for certain. Check out the white broadleaf meadowweet (Spirea alba var. latifolia). Best wishes! https://commons.wikimedia.org/wiki/File:Spiraea_alba_var._latifolia_(2979131085).gif