21．請(qǐng)根據(jù)語(yǔ)篇內(nèi)容，用方框中所給詞的正確形式填空，使短文通順、連貫。方框中有 兩個(gè)詞為多余項(xiàng)。
care surprise celebrate certain for trust
mistake organize something anger come party |
There were three things that Neil loved most in the world：his wife，his son and his dog Gelert.Gelert did （1）
that Neil told him and always followed Neil.So Neil loved and（2）
him very much.
When his son's second birthday was coming，Neil planned to have a（3）
for him.He invited his friends （4）
to the party in a small house in the forest.They（5）
the birthday in beautiful nature and had a great time.
After the party，Neil and his friends went hunting and left Gelert to look after his son.Three hours later，they came back.On the way to the house，Neil found there was some blood（血） in Gelert's mouth.（6）
，he thought that Gelert hurt（傷害） his son.Neil was so （7）
that he killed the dog without thinking too much.Then he ran inside to see his son：He was （8）
to find that his son didn't have any danger and there was a dead（死的）snake nearby.At that time，
he understood what happened.He realized Gelert saved his son.But it was too late.Neil regretted （后悔） that he did such a bad thing.Unless he was too （9）
，he wouldn't kill his dog.
Sometimes，some decisions made in a hurry are not helpful，even harmful（有害的）.If we always think more when facing things，we will make fewer（10）
.Hope everyone can learn something from this story.
