.Most of us know we should cut down on fat.But knowing such things isn’t much help________it comes to shopping and eating.
The boy asked his mother _______ go out to relax himself or not.
---Excuse me, Dad, but I'm going to the club to meet my friends in the football team. --- Ok. _____.
Paper money was in_______use in Chinawhen Marco Polo visitedthe country in________thirteenth century.
—Doyoumindmysmokinghere? —________
.She wears so red clothesthatIeasily________her in the crowd.