14.Mrs.Brown is supposed ____ for Italy last week.[A] to have left[B] to be leaving[C] to leave[D] to have been left15.A new technique ____,the yields as a whole increased by 20 per centA] working out[B] having worked out[C] having been worke

来源:学生作业帮助网 编辑:作业帮 时间:2024/12/01 01:25:05
xAkAǿ+"km5j/9֛2Ogfv;;f[($ jK)X!z Jj0q[tv =e/޼/d֎B,^5x?{%q#pI !Dܵ67r'JH(Gp.+%D} $ +nDnNdrV8 J9{D35%)BЭ@!\ƫID(\jz xMCAxI|4MvDoK;1´_7? oSd[sMxD - *=@-)B4%Lҕ_7 )BMFzNgNzRP˖W&zy^jߋ[E}Y}d>x~Xk-s4Mb_ͦ)59_ >#W^|6xpyжӁOx!oX