下面选项中对色阶描述正确的是：

在图象窗口下面的状态栏中，当显示ScratchSize的信息时，“/”左边的数字表示什么（）

截流日期应选择在()。

Directions:

Inthissectionyouwillheararecordedshortpassage.Thepassageisprintedinthetestpaper,butwithsomewordsorphrasesmissing.Thepassagewillbereadtwotimes.YouarerequiredtoputthemissingwordsorphrasesontheAnswerSheetinorderofthenumberedblanksaccordingtowhatyouhear.Ithinkwe'llmbeginnow.FirstI'dliketowelcomeyouallandthankyouforyourcoming,especiallyatsuchshortnotice.Iknowyouareallverybusyandit'sdifficulttotaketimeawayfromyour______formeetings.Asyoucanseeontheagenda,todaywewillfocusontheupcoming______.Firstwe'lldiscussthegroupsthatwillbecominginfromGermany.Afterthat,we'lldiscusstheNorthAmericanTours,______bytheAsiantours.Iftime______,wewillalsodiscusstheAustraliantourswhicharebookedforearlySeptember.Finally,I'mgoingtorequestsomefeedbackfromallofyou______lastyear'stoursandwhereyouthinkwecanimprove.

安全生产监督管理部门接到安全事故报告后，依规定上报事故情况，并通知（）。