A. hello B. erode C. according D. Mongolian A. get through B. daily life C. terrace D. pocket money A. expedition B. the Antarctic C. sexual D. washed A. always B. cushion C. accommodation D. battlefield A. topography B. volleyball C. universe D. peanut A. South American B. tableland C. challenge D. magical A. sounding B. tadpole C. believe D. remote control A. association B. invasion C. dolphin D. physicist A. sediment B. sunbathe C. pale D. firecracker A. stepsister B. lose sight of C. crust D. jeans