湯姆看見(jiàn)他的新腳踏車時(shí),一定十分高興.Tom will really light up when he sees his new bike.你學(xué)騎腳踏車時(shí)必須學(xué)會(huì)保持平衡.When you learn to ride a bicycle you must learn to balance.她想在圣誕節(jié)得到一輛新的腳踏車,結(jié)果如愿以償了.She wanted a new bike for Christmas and she got her...