考点集训38 完形填空(二)
(一)
When my son，Justin，was four，he found a caterpillar (毛毛虫) and put it in a box.Each day he __1__ it fresh grass and leaves.In a few weeks，the caterpillar became fat and was ready to sleep.One morning we found __2__ had become a cocoon (茧)．
Justin was __3__．He knew a moth (飞蛾) or butterfly was going to be __4__．
“Dad！__5__ is happening.Come and look！”He shouted happily.We could clearly see the wings __6__．A few days later，a beautiful black moth broke free from its cocoon.
The next day，Justin took the __7__ outside and opened it，and the little moth flew out.It flew around the yard twice，__8__，and landed on Justin's arm.He picked it up and threw it in the air，__9__ the moth came back again.He tried over and over to set it free，but each time it would return to his arm.
