lm đc bao nh thì lm 5 câu trờ nen

80. He hit the vase with his elbow and it to the floor. C. broke A. crashed B. smashed D. knocked #1. The children did not know the --- by which the game was played. A. facts B. customs C. orders D. rules 82. It was difficult to --- a date which was convenient for everyone. A. elect B. ...