果树嫁接的方法很多,常见的有
ABCD
暂无解析
LastFridayIsawsomeboys______behindDaniel,_____thecomputergames.
Whodoyousupposeistheman____ourteacheristalking?
Thefirststepinthestudyofanylanguageisobservingand____preciselywhathappenswhennativespeakersspeakit.
Idon’tknow______ashow.Canyoutellme?
Yoursister_______tovisityouquiteofen,didn'tshe?