三. 重点单词: always adv. 总是 usually adv. 通常 often adv. 经常 sometimes adv. 有时 hardly ever 几乎不曾;很少 never adv. 从不 exercise v. 锻炼 n. 练习 shop v. 购物 n. 商店 skateboarding n. 溜滑板运动 once adv. 一次 twice adv. 两次 three times a week 一周三次 every day 每天 milk n. 牛奶 junk food 垃圾食品 drink v. 喝. n. 饮料
四. 重点短语 how often 多长时间一次 a lot of 许多 look after 照料 try to do sth 尽力去做某事