【動名詞】慣用表現

look forward to -ing
be used to -ing
be accustomed to -ing
object to -ing
when it comes to -ing
be devoted to -ing
be committed to -ing
be come to -ing
be closed to -ing
in addition to -ing
be busy in -ing
be finished in -ing
assist in -ing
spend O on -ing
have difficulty in -ing
have trouble in -ing
have a hard time in -ing
have a problem in -ing
succeed in -ing
be skilled in(at) -ing
keep -ing
insist on -ing
be aimed at -ing
instead of -ing
be aware of -ing
be capable of -ing
be worth -ing
on -ing =as soon as

The stock prices keep increasing.
株価は上がり続けています。

https://eigogakusyu-web.com/grammar/048/