A. accelerate B. e-card C. road D. worthless A. Macintosh B. name C. swimming suit D. speed A. I B. wool C. put on weight D. long A. hundreds of B. challenging C. silver D. Australia A. useful B. Britain C. best-protected D. Mercury A. sociologist B. blink C. city D. Me too A. keep B. noisy C. France D. dedicate A. social B. apartment C. New Zealand D. step A. stable B. break up C. Germany D. perfume A. popular B. reservation C. twenty-six D. your