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(单选题)Why should pruning be done? ( ) (单选题)What is the attitude of Governor Stanforth Thumper toward th (单选题)With whom were the jails and courts overloaded? ( ) (单选题)Which of the following was NOT mentioned as a reason for the (单选题)Who had gas masks? ( ) (单选题)What were the demonstrators protesting about? ( ) (单选题)Today, London police officers who ride horses are paid ( (单选题)The “Bow Street Runners” ( ). (单选题)People didn’t leave their houses because ( ). (单选题)About 300 years ago, many people ( ).