"i hope" and "i am hoping" whats the difference with those?

whats the meaning of head back? head back= go back?whats the difference?is that more casual term?and sounds more natural?

do you believe in long distance relationships? have you experienced a long distance relationship? and how did you deal with it? do you believe it will lead to a good result or not?

how do i use "at" and "in" when do i use them in different situations?

how do i choose to use "whether" or "if" in terms of the same meaning whats the difference? for example,is it only be used whether ..or not but i cant write if..or not?

whats the difference between "so far" and "by far"

whats the difference between "right away" "right now" "now" maybe there is no big difference but should be some slight difference.often hear "right away".what are the differences?

whats the difference between "sore" and "pain" often hear people say throat sore ..or some part of body sore whats the difference beween sore and pain?

do you have religion? most westen people have their religion.do you have religion and do you think it is good or bad?