题目内容

根据短文内容,用所给词填空。
  because   many   bad   in   nice   to   can't     

    During the winter,     1    birds disappear. They fly away    2     the weather is cold. There are no insects in the air and they   3    find any food. These birds fly    4   warmer places. The weather is    5    and warm,
and they can find food easily.

l. many   2. because   3. can't   4. to    5. nice
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