I can't stand staying/ to stay inside all day.
staying
teenager
about 12-18 years
I went to the shop for buying/ to buy some milk.
to buy
Pension means
retirement salary
I think it's easy learning/ to learn a new language.
to learn
middle aged
about 40-65 years
Eating/ to eat vegetables is good for your health.
Eating
ceremony means
traditional event
Jack helped me to fix/ fixing my car.
to fix
elderly
around 65+
I was happy hearing/ to hear about your new job.
to hear
groom means
the man at a wedding
I would like to visit/visiting China one day.
to visit
young adult
18-40 years
the negative of to+infinitive is...
not+ to+ infinitive
get back means
return
I'm not very good at to paint/ painting.
painting
early teens
between 12-15 years
complete: I'm saving money to...
your ideas
get together means
meet and socialize