Two middle-aged passengers fell into the sea. ______, neither of them could swim.

I don’t mind picking up your things from the store. ______, the walk will do me good.

The workers have produced _______ this year as they did two years ago. 

He devoted himself ________ to his research work, having no time to play.

When you go abroad，you’ll find the food at home is___ better than __ outside．