Student or Learner
Please proofread this sentences.
Students nowadays are lazier than the last generations. They like playing computer games all day and ignore their studies.
The last generations doesn't sound quite right.
The last seems to specifiy something (some singular thing).
The last car I bought was great.
The last lesson he taught was terrible.
This is the last time I help you!
I could be wrong and your original sentence could be fine, but I (personally) would change it just in case.