____ these periodicals ___well?A.Were ;sold B.Are ;selling C.Are; sold D.Have; sold选哪个?为什么?请翻译.

Where ____ you ____(be) these days? These knives can be used for cutting.同义句These knives can ____ ____ ____ ____. These are my sister's presents.对my sister's 提问.____ ____ ____ these? the city ____ (change) these days. Are these your frenids? yes ____.no____ She is washing these ____ (dish) These ____ (watch) are from his parents. He ____(like) these sports things. Every picture except these two ____(sell). ____ scary these tigers are!在线等 tom,____(taste)these french fries shanghai has ____ (development )quickly these years. these bikes are the ____(twin) Why are you so ____ ____ these days?(forget) These are fat pigs.(同义句转换)These____ ____ ____ All these people are working hard.（改为感叹句）____ ____ all these people are working. -What are these?-____ ____ chairs.填They are还是These are? These CDs cost Lucy $50.(同义句转换) Lucy ____ _____ in ____ these CDs.