完形填空。      "This Friday we"ll have the yearly Egg Drop Challenge," said our science teacher, Mr. baker. "You can
work alone or with a partner."
      My friend, Cassie, and I smiled at each other. We always worked on projets   1  .
     The    2   of the challenge was simple-to build a protective container to keep an egg from breaking when
  3    the stadium wall.
      I made my sandwich that afternoon while waiting for Cassie.   4   the butter-cream gave me an idea.
     "I have a brilliant design for our   5   container!"I said when Cassie arrived."We can    6   the egg with
some butter-cream."
     "Why not pit the egg in a basket with a parachute (降落伞)    7   ?" Cassie rolled her eyes. "The parachute
is better than that stupid idea."
      I couldn"t believe it, Of course we"d had our little    8   in the past, but she"d never called any of my ideas"
    9   " before. "Then I"ll build mine and you build yours!" 
        10   words had been out, our friendship was challenged. When Friday finally arrived, I had to    11   
Cassie"s Egg Force One looked pretty good.  12 , my Egg-cellent Egg Cream didn"t look quite scientific.
We kids carried our containers up three stadium steps and dropped them over the side wall. Those whose
eggs broke were out; those whose eggs survived    13   three more steps and dropped them again. This
would go on till the last egg broke.
     After four rounds, only Cassie and I were    14   . I let go of my box. I heard someone say"ew" after
seconds. Had my egg broken? I raced down the   15  . The side walk was dotted with egg shells (蛋壳)
from those
   16   drops. Finally I found my little Egg-cellent Egg Cream.
     "That looks like egg drop soup, Laura,"Cassie said. She was holding her Egg Force One. My    17 
 raced. Had she won? I looked at her basket.   18  . "My egg bounced   19   ,"she explained, pointing to a
broken shell. "A tie (平局),"Mr. Baker said. Cassie looked at me, and her glare    20   . I laughed. She smiled…

(     )1.  A. patiently   (     )2.  A. function    (     )3.  A. rolled down (     )4.  A. Spreading   (     )5.  A. butter      (     )6.  A. protect     (     )7.  A. followed    (     )8.  A. ideas       (     )9.  A. wrong       (     )10.  A. Since      (     )11.  A. explain    (     )12.  A. Therefore  (     )13.  A. paced down (     )14.  A. left       (     )15.  A. steps      (     )16.  A. intended   (     )17.  A. eyes       (     )18.  A. Lost       (     )19.  A. around     (     )20.  A. returned

B. silently       B. goal            B. pushed against  B. Boiling         B. sandwich        B. replace         B. covered         B. fights        B. stupid           B. While           B. deny           B. Anyway        B. turned around   B. wanted         B. way            B. unexpected    B. hands          B. Dirty          B. out             B. remained

C. together      C. reason            C. thrown at      C. Baking          C. cream            C. carry          C. attached         C. worries        C. brilliant        C. But              C. admit          C. Otherwise         C. walked up      C. chosen         C. wall              C. failed         C. feet            C. Broken          C. in               C. increased

D. alone                D. result                    D. dropped over         D. Holding                D. egg                      D. mix                   D. supported               D. challenges             D. scientific           D. And                     D. prove                  D. Besides                  D. went back             D. discovered            D. sidewalk                 D. desired              D. heart                  D. Empty                  D. down                     D. softened