填空。 Rosa and Mary are neighbours. They often 1 things from each other. But Rosa often borrows Mary's car, money and other expensive (贵重) things. She 2 borrow cheap things. One  day, again, she asked Mary, ' Mary, could I use your piano please? I have to practice it for the 3 test.' Mary said: ' 4 , dear Rosa. My son practices it _5 .' 'I can give 6 my guitar, let him _ 7 _ it these days.' 'Oh no, Rosa. My son might break (损坏) your 8 ' 'It doesn't 9 , my son might break your_ 10 , too. (     )1.A. buy (     )2.A. often (     )3.A. piano (     )4.A. Sure (     )5.A. everyday (     )6.A. he (     )7.A. to practice (     )8.A. guitar (     )9.A. mind (     )10.A. piano B. leam B. usually B. math B. I'm sorry B. yesterday B. his B. practice B. car B. break B. pianist C. borrows C. doesn-t often C. guitar C. Of course C. every day C. him C. practicing C. piano C. matter C. player D. borrow D. usual D. English D. Great, D. next year D. her D. practices D. violin D. matters D. son