In these years, the shortages of water has become a ______ problem.

John complained to the bookseller that there were several pages______in the dictionary.  

With films like Avatar proving__________ in cinemas, many technology experts believe 3D is now set to take over the home market,

I’m afraid I’m not _____ to help with the show next week.

(大连市高三双基测试卷)Hoping to be stronger to compete with the world’s best, Murry has put on about 4 kg by eating twice as much as his _______ amount.