3.12
一、生词：
channel //隧道across[əˈkrɔːs] //穿过dive[daɪv] //跳水diving //跳水；潜水scuba[ˈskuːbə] //水下呼吸器scuba diving //水肺潜水 row a boat //划船Dragon Boat Festival //端午节Lantern Festival //元宵节English Channel //英吉利海峡water-skiing //划水motorboat[ˈmoʊtərboʊt] //摩托艇tow //拖surf[sɜːrf] //冲浪surfing //冲浪surfing on the internet //网上冲浪canoeing //皮划艇rafting //划橡皮艇/木筏boat racing //赛龙舟race //竞赛，比赛windsurf //风帆冲浪 wind-surfing //帆板/风帆冲浪wide[waɪd] //宽的width[wɪtθ] //宽度widest[ˈwaɪdɪst] //最宽的（wide的最高级）varies[ˈveriz] //变化smallest[smɔːlɪst] //最小的（small的最高级）square meters //平方千米kilometers[kɪˈlɑːmɪtər] //千米aid[eɪd] //辅助artificial[ˌɑːrtɪˈfɪʃ(ə)l] //人造的，人为的buoyancy[ˈbɔɪənsi] //浮力oldest //最老的youngest //最年轻的record[ˈrekərd] //纪录；记载；唱片world record //世界纪录strong[strɔːŋ] //强壮的swimmer[ˈswɪmər] //游泳运动员succeed[səkˈsiːd] //成功train[treɪn] //训练anxious[ˈæŋkʃəs] //焦虑的anxiously[ˈæŋkʃəsli] //焦急的intend[ɪnˈtend] //打算solid[ˈsɑːlɪd] //固体的，硬的accident[ˈæksɪdənt] //交通事故；车祸a pop record //通俗歌曲唱片put on a record of ... //播放 ... 的唱片 speech //演讲；发言recorder //录音机recording //录音，录像video //视频strong //强壮的；能力优秀的；ox //公牛as strong as a horse //力大如牛a strong wing //强有力的翅膀weak[wiːk] //弱的a strong swimmer //游泳健将strong points //优点、优势weak points //缺点strong tea //浓茶strong wine //度数高的酒weak tea //淡茶a strong smell //浓烈的气味strong cheese //味道很浓的奶酪strong drink //烈性的酒精饮料soft drink //软饮料soft[sɔːft] //软的；柔软的athlete[ˈæθliːt] //运动员float[floʊt] //漂浮
二、语法：
a broad strait connecting two areas of sea //海峡
at the age of [年龄] years.at the age of 11 years.... is a record of ... //... 是 ... 的记录