A. another B. shy C. exactly D. unknown A. skip B. keep away C. understand D. Malaysia A. grapefruit B. lyrics C. hear from D. knowledge A. erode B. vain C. Russia D. toilet A. newspaper B. gratitude C. vehicle D. aberrant A. Springfield College B. connect C. slack D. aphid A. silent B. ready to do C. inflatable D. therein A. problem B. explanation C. even D. break away A. sour B. ruin C. opportunity D. classroom A. magazine B. introduce C. succeed in doing D. sudden