be supposed to be done 和be supposed to have been done的区别原句The metal bar was supposed _____to the right size应填be supposed to be cut down他说:当be supposed to...的主语是“物”时,它表示“本应;本该”,用于表示“
来源:学生作业帮助网 编辑:作业帮 时间:2024/09/04 06:34:47
x[OAǿʾ
I?Cm@W!U %
,oZ(
hwsf'B^@&8tmԊV*]bQf65_#Jf;]g`>Z壩Cd|ISJ snjl<2)͠cqtAiʹL6zpk81/ĎOyĤubtyr/rF=dku ?K|k_j0V#e# }kAM+HE!WW