ou guys ready for “The Campus SingersCompetition”—Sure！Since we are young, tryit, _____ we will regret!

He said French is the most beautiful language in the world and _____ he was determined to learn it well.

They walked together as far as the second crossing ____ they parted

“He hasn’t got any hobbies— ________ you call playing games on computer a hobby.” Mr.Lin said

______ Mr. Li is now waiting for you on ______ firstfloor.