Here is some sentence that I captured on the newspaper
1, Ma on Monday raised the posibility of visiting the US prior to being sworn in during a meeting with American Institute ....
what is the function of " in " in this sentence .
2, what is the meaning for the sentence of " If Ma's US visit is premitted , it will set a precedent that is almost certain to draw opposition form Beijing.
3, .... The upsides and downsides should be clearly understood and weighed , " Glaster said , noting there are many way of engaging in dialogue , what is the different if removing the word " nothiong "
Terry .