Can I say,<br/><br/>(a) The cat gives birt<u>h to kittens</u>. (can we use "present tense" to show a general statement?)<br/><br/> The cat gave birth <u>to some kittens / kittens / a litter of kittens.</u><br/><br/>(b) The pupa turns into a / the butterfly.(can we use "present tense" to show a general statement?)<br/><br/>(c) They like to <u>donate money to (the) orphans.</u><br/> They<u>donate <img class='emoticon' style='Width:19px;Height:19px;' data-delaysrc='https://uat-englishforward-forums-backend.s3.us-west-2.amazonaws.com/Emoticons/33.gif' src='https://uat-englishforward-forums-backend.s3.us-west-2.amazonaws.com/Emoticons/33.gif' alt='Emotion: money'/> to orphans</u>. (can I use "present tense"?)<br/><br/>(d) They celebrate John's birthday / birthday party every year. <br/><br/>(e) The bud / flower bud is on / at the plant.