One day in Israel government officials were rebuilding a barn． While working, they found a （ n） 1 hole in a corner, so they used smoke to force the mice inside the hole to 2 ．A while later they
indeed saw mice running out, one after another.
Then, everyone thought that all the mice had 3 ．But just as they were just about to start to clean up, they saw two mice squeezing out at the _4 of the hole． After some endeavor, the mice finally got out． But _5 ． Instead, one chased after the other near the exit of the hole． ,they did not run away immediately
