ower is a kind of quality, ________ is ________ it takes to do anything well.

After a heavy ads campaign, our market share has increased ________ 15% ________ 60% in Asian market.

I have many friends, _______some are businessmen..

Only after he had spent several nightsworking on the math problem _______ to wonder whether the problem was wronglyset.

Mary broke up with me!—You_ _have forgotten about the Valentine’s Day．