Which sport is the most popular in the US—It’s hard to say．It largely ______ what you meanby “popular”

__________the doctors in their hospital is about one thousand, and sixty percent of them___________ women.

Sam said the work would be done by December, _____personally I doubt very much.

a very hard-working student.— ______. As far as I know, he often burns the midnight oil.

You mean we will have the mid-term exam in early November—Yes. ________