Поставьте правильные формы 1) Therefore, we need to choose the right friends and make sure that the environment (not drag) us down

2) you definitely shouldn't leave by slamming the door and telling your friend, "you are a loser, I am a winner, so we (succeed) in friendship

3) You should always be honest with someone you consider to be a close friend. Tell about what you are striving for and what is important for you. After that, It is (good) to explain directly what is difficult for you to come to terms with