Look!These are _______.A、mouse's tailsB、mices' tailsC、mice's tailsD、mice's tail

look at the ____of my _____.These are my parents. These books are _____. Are these your _____(letter) Whoes _____(book) are these These are our _____ (watch) These pictures are very good.----_____ _____. What are these?_____ _____ photos. _____(that) are apples. These are oranges. Look!Whose_____(Walkman）are these? Look!These yellow shorts are on _____ for $12.A.sell B.sale C.sells D.sellingLook！These yellow shorts are on _____ for $12.A.sell B.sale C.sells D.selling these _____ (potato) are very big These exercises are very _____(easy/easily) look,these are bat and those are ghosts.这句错在哪儿 What _____ these keys?Are these yours?用介词填空 Look at these _____ in the street.（bus) 英语：We _____ (look after) the baby these days. He _____(look for) his lost sister these years. He _____(look)for his lost son these days .