At last we found the hole in the wall _______ the mouse got into the house last night.
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.