Answers in spanish and use the verbiage from the question and course and in complete sentences . ¿conoces a alguien que haya visitado ruinas de alguna civilización antigua de las américas? ¿cuáles?

I'm not sure if you mean for us to translate or to answer. but i'll translate as these are questions for you to answer. 1. how long has it been since you've read a book? . 2. how long has it been since you've eaten breakfast? . 3. how long has it been since you've talked with your spanish professor?

It’s either los or le .