完形填空。 Sheepdogs are very important to farmers. Sheepdogs help farmers to find their 1 and bring them back to the farm. Mike, a farmer from a 2 , has a very clever and honest sheepdog 3 Bobby. He has built a little but 4 house for Bobby and he regards the dog 5 a family member. He often says. 'Bobby is the best dog in the world.  He  works  hard  and 6 my  sheep very well.' If the dog house is 7 . Mike knows Bobby must be with his sheep. Mike 8 with Bobby through whistles (口哨). Bobby  can  understand  many different instructions from those 9 . And Bobby can also 10 himself by barking (狗叫) or doing other actions. Mike loves Bobby very much. They are getting on well with each other. (     )1.A. villagers (     )2.A. village (     )3.A.aged (     )4.A.comfortable (     )5.A.by (     )6.A.looks out (     )7.A.full (     )8.A.communicates (     )9.A.noises (     )10.A.explain B. dogs B.city B.dressed B.expensive B.on B.looks after B.clean B.compares B.talks B.express C. farmers C.park C.called C.dangerous C.of C.takes back C.empty C.catches C.whistles C.examine D. sheep D.bank D.included D.terrible D.as D.takes away D.dirty D.checks D.conversations D.excuse