Rewrite the sentence in a more formal style using the word in brackets.
You've got to stop using plastic packaging! (urge)
to stop using plastic packaging!
All the best, James (faithfully)
, James Brown
I'm really bothered by the amount of plastic we use. (concerned)
by the amount of plastic we use.
Get rid of plastic packaging! (should/banned)
Plastic packaging
I'm writing to tell you how bothered I am about … (express/concern)
I am writing to about.
You should look into other options. (would/ask/investigate)
other options.