阅读以下英语告示牌文字,将正确的选项字母填写在每组中文表达的对应横线上。 A—School Zone B—Vendors Prohibited C—Pass on Left D—Don't Step On E—Keep Away for Safety F—Service Area G—Administrative Area H—Watch Your Hand I—Please Don't Leave Valuables Unattended J—Maintenance in Progress K—Out of Service L—Stand on Right M—Break Glass in Emergency N—Don't Touch O—Keep Clear of the Door P—Don't Exceed Speed Limit Q—Icy Road Sample : BN 禁止摆摊 禁止触摸 1. ______ 当心夹手 请勿登踏 2. ______ 服务区 勿靠车门 3. ______ 严禁超速 正在检修 4. ______ 前方学校 靠右站立 5. ______ 路面结冰 紧急情况击碎玻璃