题目内容
The new product is _______________ by easy operation and simple maintenance.
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Helen Keller thinks we should all appreciate and make fullest use of all our ______________ and senses.
The emerging market and developing countries have explored development paths suited to their _______________ national conditions and made remarkable achievements over the past decades.
His letters ________________ a different side of his personality I had failed to observe before.
The alarm clock beeped, and she found herself to have ________________ from a terrible nightmare.
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