I hope there are enough books for each student to have ___________. 

Be quick,Tom!I need      pen to mark the page.Can you get      for me?

 If you want to go          , the library is a good choice. 

 —Look at your hands, John. ______ of them is clean.—OK, I’ll wash them at once.

—What did the young man come to your company for? —He wanted a job, ____ he had never experienced before.