The country’s population ______ small, and most of its population ______ in the mountainous areas．

The Greens_____ in the room.

 Neither my wife nor I myself _____ able to persuade my daughter to change her _____.

I took mathematics and physics because I think that ________ very important for me to make further research in this field.

Is it she or you ________ going to run for the mayor of our city?