If you usually take the school bus or sometimes need to take public buses to school, there are some important rules you should know.
●When you are waiting for the bus, you should wait at the bus stop, and stand well back.
●When you get off the bus, make sure you and the driver can see each other, and wait for the driver to signal to you before you cross the road in front of the bus.
●Never go back for anything you may leave on the bus when it is starting.
●Never bend down（蹲下） near the bus when you walk to or from the bus stop.
●You should cross the street at a crosswalk or a street corner, and wait for the light to turn green or for the WALK crossing signal.
●It is important to look carefully to the left, the right and the left again when you cross the street.
●Remember that it is dangerous to stay in the areas around buses where the driver can't see you. Don't run between parked cars or buses.
●Do not run across the street or through parking areas to catch up with your friends.
（1）When you are waiting for the bus, you should wait .
A. at the bus stop B. on the street C. at a crosswalk D. at a street corner
（2）It is important to when you cross the street.
A. run quickly B. wait for the light to turn green
C. look carefully to the left D. look carefully to the right
（3）If you walk to or from the bus stop, you mustn't .
A. bend down on the bus B. cross the street at a crosswalk or a street corner
C. bend down near the bus D. look carefully to the left, the right and the left again
（4）This passage is mainly about .
A. safety rules for students by bus B. safety rules for drivers
C. safety rules for children by train D. how to cross the street
【答案】 （1）A
（2）B
（3）C
（4）A
【解析】【分析】文章大意：本文主要围绕乘公交车的安全展开，描述了乘公交必须注意的重要规则。
（1）细节理解题，根据第二段When you are waiting for the bus, you should wait at the bus stop, and stand well back可知，当你在等公交时，你应该在公交站等待，而且要往后站。A项意为“在公交站”，符合题意。B项意为“在街上”，C项意为“在十字路口”，D项意为“在转角”，均不符合题意，故选A。
（2）细节理解题，根据倒数第四段You should cross the street at a crosswalk or a street corner, and wait for the light to turn green or for the WALK crossing signal可知，当过马路时，等待绿灯很重要。故B项符合题意。A项意为“快跑”，C项意为“仔细向左看”，D项意为“仔细向右看”，均不符合题意。故选B。
（3）细节理解题，根据第五段Never bend down near the bus when you walk to or from the bus stop可知，当你走向公交站或从公交站走出来时，不要在公交车附近弯腰。故C项符合题意。A项意为“在公交车上弯腰”，B项意为“在人行道或街道转角处过马路”，D项意为“仔细向左看，向右看，然后再向左看”，均不符合题意。故选C。
（4）主旨大意题。结合第一段If you usually take the school bus or sometimes need to take public buses to school, there are some important rules you should know可知，本文主要围绕乘公交车的安全展开，描述了乘公交必须注意的重要规则，故A项符合题意。B项意为“司机安全规则”，C项意为“孩子乘坐火车的安全规则”，D项意为“如何过马路”，均不符合题意。故选A。
【点评】考查阅读理解。细节题要找到答案的依据，主旨大意题要找到主题段或主题句。
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