问题补充：
短文首字母填空 (共10小题；每小题l分，满分l0分)
根据短文内容及所给首字母提示写出所缺单词，使短文内容完整。
Overhead bridges can be seen in many parts of Singapore. Overhead bridges are in the places where traffic is very heavy and c【小题1】the road is not safe. These bridges can help people cross roads safely．Overhead bridges are u【小题2】 in very much the same way as zebra crossings．They are more efficient（效率高的），though l【小题3】convenient（方便的）because people have to climb up a lot of s【小题4】. This is inconvenient to the old．When people use an overhead bridge，they do not hold up traffic．But when they cross a busy road using a zebra crossing，traffic is held up．This is w【小题5】 the government has built many overhead bridges to help people and k 【小题6】 traffic moving at the same time. The government of Singapore has saved a lot of m【小题7】 to build these bridges．For their own safety，people should use them i【小题8】of rushing across the road．Old people may find it a little difficult, but it is much safer than walking across the road with all the moving t【小题9】．Overhead bridges are very useful. People, both old and young, should always use them．This will stop accidents from h 【小题10】．Are there any overhead bridges in your city?
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短文首字母填空 (共10小题；每小题l分 满分l0分)根据短文内容及所给首字母提示写出所缺单词 使短文内容完整。Overhead bridges can be seen in ma
