“Le Point du FLE” and “Français Facile” are websites you can look at for these things. They are very helpful.
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Website, app or book with verbs used in sentences
Associations EditorsPerhaps linguee? It allows to search for a word and show different samples containing that word.
Alternative à KnoWord pour développer mon français
Business EditorsI am not aware of any french websites doing the same, but there is a very official French Language website where you can find many informations about french language, words, or anything related to it. For instance you can have ...
Online Ancien-Français or Moyen-Français dictionary?
Associations EditorsThe Godefroy dictionary covers French from the 9th to the 15th centuries. It is available on-line here, among other invaluable resources:
Is there a site like soundcomparisons.com for French?
Associations EditorsYou may try accents de france for accents from France. There are much more differences with Quebec, Switzerland, Belgium, North African and Central African countries.
How to distinguish “rather” formal register from neutral register?
Business EditorsMy answer unfortunately won’t be of much help to you, but there simply is no easy way that I know of, and I believe no dictionary or website could give you the silver bullet you are looking for. Why? Because ...
French language videos for an absolute beginner (free)?
Business EditorsIf you are really serious (meaning you can stick with it), I suggest French In Action (FIA), which can be found on YouTube and other places, including here at learner.org. It consists of a total of 52 half-hour episodes, for ...
What is the French equivalent of The Chicago Manual of Style?
Business EditorsI would say “Lexique des règles typographiques en usage à l’Imprimerie nationale” what are some book, magazine or journal publishers that are known to pay special attention to good typography and typesetting? “Le journal officiel” or any official public document ...
French grammar book similar to English Grammar in Use
Business EditorsIf Bescherelle does not suit you, you can read “Le BLED” by Edouard Bled and Odette Bled, “Le petit Grevisse Grammaire française” by Maurice Grevisse or “La grammaire française” by Nathalie Baccus. I hope it could help 
Comedy skits for learning French
Associations EditorsComedy in French quite often rely on play of words, regional / foreign accents and idiosyncracies, or pre-conceived ideas tightly linked to the French culture. This is definitely not the easiest way to learn the language. However, if you are ...