完形填空。 My brother, Tom, 1 in a butcher's shop(肉店). He helps the butcher to do some 2 He puts meat on the shelf every day. People come into the shop and buy the meat. But today there 3 any meat on the shelf . The butcher asks Tom to carry 4 onto the shelf. Tom runs to get some 5 . They are in 6 room and they are on the highest shelf. Tom is tall, but he still can't reach the meat. Tom thinks 7 a minute. He has a good idea. He takes 8 and puts the one on the top of the other. Then he stands on 9 . Now he can reach 10 easily. (      )1 ．A ．lives (      )2 ．A ．housework (      )3 ．A ．are (      )4 ．A ．meats (      )5 ．A ．piece of meat (      )6 ．A ．another (      )7 ．A ．of (      )8 ．A ．a box (      )9 ．A ．it (      )10 . A ．the meats B．studies B．homework B．aren't B．some meats B．pieces of meat B．other B．for B．two box B．they B．the pieces of meat C．works C．dirty work C．is C．some meat C．piece of meats C．the other C．over C．two boxes C．them C．the piece D．stays D．hard work D．isn't D．some piece of meat D．pieces of meats D．others D．about D．two boxs D．their D．the piece of meat