tweighsmoretha
______________________heaviertha
a
adultperso
37在困难面前，我们应该从不放弃。Weshould
ever_______________i
the_______________difficulties38汤姆每天总是第一个来，最后一个走。Tomisalwaysthefirst_______________a
dthelast_______________everyday39鱼用鳃吸氧气。Fish_______________oxyge
throughtheirgills40大多数婴儿出生时的体重在6磅到8磅之间。_______________mostbabiesweighbetwee
6a
d8pou
ds六、书面表达有一大批外国人来北京参观。假设你是导游，请根据以下内容，向外宾简单介绍北京的情况。要求：要点包括：（1）有悠久的历史；（2）有许多名胜古迹。___________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________
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