Unit 13Numbers听音,选出你听到的电话号码。( ) 1.A.8569714B.8579143 C.5869413( )2.A.3547129 B.4537129 C.5439217( )3.A. 5413219B.1453296 C.4516923( )4.A. 8351798 B. 5381798 C.8591738