问题描述：
一.根据句意、英文释义提示完成句子.
1.It is ______(having good manners)to say"Thank you"when others help you.
2.Everyone felt _____(tired or uninterested)at the meeting.
1.It is ______(having good manners)to say"Thank you"when others help you.
2.Everyone felt _____(tired or uninterested)at the meeting.
问题解答：
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