内容正文:
词性转换与构词法第 2 讲
1、 导入
单句语法填空
1. I must________(apology) for not being able to meet you.
2.You must ask for________(permit) before taking any photographs inside the church.
3.Only the timely________(arrive) of the police prevented the situation from becoming worse.
4.Large families are more common in traditional________(agriculture) societies than in cities.
5.The more the young students worked,the more________(energy) they became.
6.They have three small children to bring up so________obvious reasons they need money.
7.They haven’t much belief ________the boy’s honesty.
2、 知识讲解
知识讲解1 构成法
转化:指由一种词性转化为另一种词性的构词形式。
1. 名词转化为动词:
book ( n 书— v 预定); seat ( n 座位— v 使就位;落座);
water ( n 水— v 浇水); shoulder ( n 肩膀— v 负责任)
2. 动词转化为名词:
try ( v 尝试— n 尝试); look ( v 看— n 表情);
swim ( v 游泳— n 游泳); dream ( v 做梦— n 梦)
3. 形容词转化为动词:
dirty ( adj 脏的— v 弄脏); slow ( adj 慢的— v 放慢;减慢);
right ( adj 正确的— v 纠正); dry ( adj 干的— v 变干);
free ( adj 自由的— v 解放;使自由);