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1.The bell rang,a_____ the end of the class.2.The hurricane lasted a week,causing millions of d______.3.The new railway station under c_____ will be completed by the end of the year.4.It is Mary rather you who is to b_____for the accident.5.Mary is advised to have her eyes e_____without delay.6.A_____the conference is a great honour to him.7.It took the firemen ten hours to bring the fire under c_____8.You must be very careful to h______sush a complex case.