【单选题】We regret having received your offer too late, BECause we ____ our needs elsewhere.
【单选题】We regret to ________ you that our library will be closed next Wednesday, Thursday and Friday for the sports meeting. [ ]
【单选题】We regret having received your offer too late, because we ____ our needs elsewhere.
【单选题】Much () our regret, we cannot ship the goods within the time limit of the L/C owing to the unforeseen difficulties on the part of mill.
【单选题】If we ________ now to protect our mother river ---Li Jiang River , we ‘ll live to regret it.