We make traffic rules to keep order on the roads. These rules also help keep us 1 on the roads. People have to 2 many traffic rules. In China, you must walk 3 the sidewalk or on the side of the road. Look carefully (仔细地) before you 4 the street. If you are riding a bike, don't ride in the middle (中间) of the roads or run through (通过) the road when the traffic light is 5 . When you ride a bike 6  a friend, don't look around and talk. If you drive, you must slow down at the traffic lights. You must always 7  a seat belt 安全带). Without (没有) belts, 8 the driver and the other people in the car may hurt themselves when the car stops suddenly (突然地). When you take a bus, you must be 9 . Get on or get off a bus only when it comes to a 10 When it’s full (满的), you shouldn't get on it or you may fall down. 小题1: A．happy B．safe C．dangerous D．quiet 小题2: A．miss B．show C．obey D．take 小题3: A．on B．in C．at D．across 小题4: A．walk B．cross C．walk cross D．across 小题5: A．brown B．black C．green D．red 小题6: A．with B．and C．about D．from 小题7: A．bring B．dress C．wear D．take 小题8: A．every B．both C．each D．between 小题9: A．glad B．interesting C．careful D．wonderful 小题10: A．school B．sign C．corner D．stop