完形填空。 Dear Charlie, I have just come back from my vacation. This summer I 1 at home. Instead, I 2 back to my home village near Harbin to see my grandparents. They 3 me that their life had changed a lot since 1984. In 1989, they 4 a truck to help sell milk and their cows to town. My uncles 5 them to catch fish in a lake not far from their house. They 6 a happy life now. Next week the new term 7 and I 8 busy again. Best wishes, Xiao Jun (     )1.A.stay (     )2.A.go (     )3.A.tell (     )4.A.buy (     )5.A.help (     )6.A.live (     )7.A.begin (     )8.A.am B.doesn't stay B.goes B.tells B.buys B.helps B.lives B.begins B.is C.don't stay C.going C.are telling C.buying C.helping C.are living C.will begin C.are D.didn't stay D.went D.told D.bought D.helped D.lived D.began D.will be