ein vs eine I just recently started learning German using duolingo app, and I'm a bit confused with "ein" and "eine". Can I use "Ein mann und ein Frau" istead of "Ein mann und eine Frau"? I can't wrap my head around the usage of "ein" and "eine". What's the logical difference between them? How do I use them in a conversation??

What is the meaning of "Cool with a k"? In which context should we use this kind of phrases?

Why are ONLINE studies better than the OFFLINE ones? In my defense ONLINE is better than our conventional offline studies. Nowadays like me, most of the people use the smartphone for organizing schedules and getting connected with friends. Being a student, I often come across situations where I find myself being trapped without the internet. In a nutshell, the knowledge we acquire from our schools is not enough to establish yourself in the real world where practical implementations are more critical rather than some theories. In online studies, we could choose our study material as per our needs. With the help of the community, we could develop our skills too. Moreover, the most important thing most of the courses are self-paced we could study whenever we want.

Why telling a truth and making someone cry is better than telling a lie and making someone smile?

What would be the best substitution for filler words while giving a speech? When I give a public speech, my friends often complain about my speed of speaking but nowadays I'm getting another complaint about excessive use of filler words while speaking like "actually", "you know". I know that's because of my habit and nervousness. Are there any words that might be useful in this type of situation?

How old were you when you got your first paycheck? What did you do with that?

Might of vs Might have I recently got a message from my tutor saying "I might of missed your call last call". I think she could have used "HAVE" instead of "OF". I'm I correct?

What is the meaning of "plead the fifth "?

What would be the average monthly living cost for a student in the USA?