Tap into means to use something as a resource. In this case, he's motivating himself with this suspicion/resentment. What it's saying with lingering below the promise of American life, is saying that behind the outward appearance, the promise has a lot of suspicion/resentment for people.

If you want to learn any language, I'd say the best things for you to do are: listen to it as much as possible, listen to music, watch movies etc. Subtitles are fine, but make sure you're still listening to it. Secondly, try to practice talking as much as possible, even if you don't have someone who will understand, you can still talk to yourself or try to think things in english. You can also practice the sounds you hear from English speakers or from things you've listened to. There's a lot of resources you can find elsewhere on learning languages in general, but these are the best tips I've found personally.

1. It's just saying that this need to control things and have choice in life is just a result of biology; it's normal for humans to want to have control and choice. 2. Yes 3. This is hard to understand/explain without context. As far as I can tell, it's saying basically that we can't only think about the stories in our own language [English], and should try to also look at stories from other cultures. Since they are in other languages we should strive to learn these other languages. [I'm not sure what they mean by metaphorical multilingualism here]

I'm not sure exactly what you mean to say here; here's some sentences that might be better: On a night out I saw a huge dead snake One night out I saw a huge dead snake One time I saw a huge dead snake on a night out

Pros and cons are the things that are positive (pros) or negative (cons) about a certain choice or action. It's just what you've said there.

Seems fine to me. Nobody sounds a bit better than no one I suppose.

What country did you visit during your last vacation. Which country is more formal. It doesn't make sense to use both 'have visited' and 'during your last vacation'. Have visited is in the present (like as of right now, you either have or have not done something before), but 'during your last vacation' is in the past.

They can be called tank tops. The only things I've heard being called singlets were for sports.