Many wild animals will ________if people are allowed to kill as many as they wish.
---Can you imagine that he paid 500 yuan for the concert ticket?--- That’s natural for him. He is ________________ music.
It is _____third time that John has failed, but he still hopes to have_____ fourth try.
My father bought me an _____ guitar as my birthday present .
John opened the door . There _____ he had never seen before.
The old couple have been married for 40 years and never once ____with each other.