_______ their service, the workers of the hotel are active in learning English.
He is a very honest official and never _____ any gifts from the people who sought his help.
The reason why he adapted to the new situations quickly is that he has a _____ attitude.
Will all those _____ the proposal raise their hands?
[注释]
He looked rather untidy as there were two buttons _____ from his coat.
Dress warmly, _____ you'll catch cold.
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