一到英语选择The black box is a necessary device on an airplane,which records its speed,direction and whether everything on the plane ____ normally.A.will function B.are functionedC.is functioning D.has functioned
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/27 06:38:19
xݓnPo\@Snv ~7mc-!ߺ1TJ6`b1!.f='n="!Ӈ6cn{<-~}"aUFuAK#1*-k EP1䘄4k䤎"'0KRNJXCk$}P@AOԸRP4OɊR1/hxsGuKj?1`aD$ygڜ7RM,xMxΑAX`HK
Sh-GMYg]R-l0p9,c[wiVd[