Joan has already bought some potoes,so you ______ to buy the

Mary has gone to the teacher's office,so has Joan I went to the shop to buy some soubenirs.为什么不用bought而用to buy she has to go to the supermarket to buy some milk.对 to buy s the scientist ___ you wish to see has come already. 1.I want to buy----aictionary---you bought yesterday a.so,th （ ）of the ink has already been used up.You had better buy a He has already bought the book(否定句） she has already bought the book(改为否定句） she ____ bought the b The flowers________ sweet.Do you want to buy some went,bought,so,we,to,the,and,some,fish,for,it,supermarket.组成 I want to buy the same pen that you bought yesterday. Amy has already bought some tomatoes and potatoes.(改为一般疑问句)