ou learn a considerable amount\rabout life in a culture that is not your own.\rA. interact with B. interfere with C. involve with D. integrate\rwith\r18) In the era of fitness and h e a l t h , people have become obsessed with\rexercise\rA. care B. miracle C. welfare D. worship\r19) The company illegally substituted cheap bolts and crews more\rexpensive materials..\rA. with B. of C. for D. in\r20) It's so easy to get credit---it's people to get into debt.\rA. making S. |invitingj C. leading D. contributing c d91¦p§