3.2.3　★★★词形变换★★★

1.drive v.开车 → driver n.司机

2.live v.居住；生活 → life n.生活；生命(https://www.daowen.com)

3.cross v.横过；越过 → across prep.穿过

4.village n.村庄；村镇 → villager n.村民