this kind of computers are very good,they_____ well and _____ already.A.are sold...have sold out B.sold...had been sold out C.are sold...have been sold out D.sell...have been sold out .这题为什么会选A

books of this kind 是this kind of apple还是 this kind of apples? shirts of this kind 和 this kind of shirts This kind of machine____cutting paper. This is kind of life this kind of 的用法 This Kind Of Love 歌词 英语翻译This kind of baozi ---- ------ --------. This?animal is?ugly.A.a kind of;a kind of B.kind of;a kind of C.kind of;kind of D.kinds of;kind of They prefer this kind of fruit to that kind.They__this kind of fruit ___ ___that kind a kind of,this kind of,what kind of 它们是加单数还是复数 This kind of food__(be)healthy this kind of pet is too_________(hair) This kind of machine can p_______ music. what kind of talk is this This kind of pen is easy______(write) this kind of shoes is sold out This kind of pen is easy______(write)