.It was in the 1990s _______ we were working together ____ we made friends with each other.
The scientists were trying to look for all possible _______ as to where this species came from.
A well-written speech ______ a lot, such as a good choice of words, a clear structure, a distinct theme, etc.
Lisa made a(n) _____ to help her husband with the problem, but failed in the end.
I am really sorry if my comments on the matter ____ you.
The chairman said in the meeting that he would be ________ towards all opinions and consider them seriously.