Yes.
present simple - Sometimes I go to the cinema.
past simple - Sometimes Jack went to the cinema.
present perfect - Sometime I have been inside their house.
It is okay to shift tenses within a sentence when describing actions that occur at different times or to convey a sense of chronology. However, it is essential to ensure the shift in tenses is clear and does not confuse the reader.
time
It is okay to shift tenses in a sentence when discussing different time frames or when reporting indirect speech or thoughts. Just make sure the tenses align logically and coherently within the context of the sentence to avoid confusion for the reader.
Okay, sometimes it takes time for the cells and the inflammation to subside after an infection, and this is the inflammation that causes the irritation and other symptoms you have. On the other hand, there is a condition called interstitial cystitis, which causes these same symptoms, but is not an infection
Yes, it can be (is that okay?). It usually means acceptable, or satisfactory. It can also be used as an adverb, or as a verb (to approve).
Only if its in the box. But on the other hand it might be dead ... as well... sometimes.
It depends on how you use it a sentence (:
adjective, adverb, interjection, noun, verb (used with object) OK.
sometimes is okay...
Sometimes, it depends on the place your in.
Yes it is okay. Love can be really crazy sometimes but, hey, that's the game.
Sometimes it is, sometimes it isn't. Ask your doctor, and be sure to let her or him know ALL of the medications and nutritional supplements you are taking or considering taking.