Peter works very well.
John works very well.
A. John doesn't work as good as Peter
B. John doesn't work as well as Peter
(I'd like to mean that Peter's working ability is better than John.)
Which one? A or B?
B
New words, one handy idiom, and a 2-minute quiz — delivered to your inbox to keep your streak alive.
Although "well" can be used, there are much better choices.
John doesn't work as diligently / efficiently / hard / dependably as Peter