A major earthquake _____8.0 on the Richter scale strongly _____ Wenchuan County in Sichuan Province at 2;28 p.m. on May 12, 2008.
As is known to us all, _____ tiger is in _____ danger of becoming extinct.
This is _____ best kind of _____ pen you can get here.
How strange! These years my birthday always falls _____.
As _____ writer, he was _____ complete failure.
This is _________ best kind of _________ pen you can get here.