（ ）twice ,the Postman refused to deliver our letters unless we chained our dog.A.Being bitten B.Bitten C.Having bitten D.To be bitten

_________a postma at the door.选两个：A.There is B.There has He read the book twice.（对twice提问） The mother dog feeds her babies twice every day.( twice every day划线） We come to the library twice a week.(就划线部分提问)（twice） the film_________(see)twice I've___(已经）read the book twice The house costs twice more than that one.(改错） With the help of the foreign experts ,our factory produced（ ）cars in2006 as the yearbefore A.more than twice B.as twice as many C.twice as many as D.more than twice as many staying in a hotel for a day costs ____ renting house in the country for a weeka).twice more than b).the price twice of c）.as much as twice d).as much twice as he_______ (read) the novel twice your head feels twice the I (see)the film twice. They____(see)the English flim twice I____(just find）the bird in the tree I have already read the book twice.(改为否定句）I___read the book twice___. “double clickmeans you click the （ ）twice to start the program The doctor says ()()for him（）take the medicine twice a day We can practice the piano twice a week（对practice the piano提问）（ ）can you （ ） twice a week?这两个空怎么填阿急需. I have been to the Great Wall twice(对twice进行提问）_____ _____ ____have ______ been to the Great Wall