"headed for" and "heading to" I am kind of confused about the usage of "is headed for" and "is heading to" I am heading to a restaurant. I was supposed to be headed for LA. so, if I say: I am headed for a restaurant, or I was supposed to be heading to LA. is it right or wrong? Thanks a lot.

the differences between the two sentences. "let me go" &"let go of me", what's the differences between these two sentenses. thanks:)

"be back to" and "be back in" chandler says:"I am back in high school" to his friends, and he is talking about what happend in his dream. so what's the difference between"be back to "and "be back in" thanks a lot.

Question about "gotta" there is a subtitle: "There's gotta be something wrong with him" which comes from the first episode of first season of "Friends". I just heard of "there is going to(gonna) be..." before. so what does "there's gotta be..."mean? thank you for your help.

writting exercise. I have learnt some new words and phrases recently, and I realize that my vocabulary is not good enough to take a conversation. It will be a long time to make my English level to a higher stage. I think I need to excise more writing firstly, to try to describe what happened or one thing in daily life in English.

what's the difference between these two sentences, thank you we are engaged. we have been engaged. Thanks for your help.

how can I answer a question like "can I ask you a few question" Student: Can I ask you a few questions about .... Teacher: Sure, ask away. this is a dialogue from my listening material, and I also heard of one way to answer,like:go ahead so I am wondering what's the difference between them, and if these two persons are peers, friends, what‘s the better answers to say? Thanks a lot.

the question about "take place by" 80 percent of life's most defining moments take place by age 35. hmm..I saw this sentence from anarticle. I am wonderting if using "take place in"is also right? thanks a lot.

was doing.... In a conversation, a student says:"I was hoping to get the English composition course out of the way" If she said: I am hoping... ... is this right? and if I want to ask a question, "I was confused about..." and "I am confused about... ..." which one is better? Thanks a lot:)