人教版高中英语选修8第3单元单词讲解
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Ⅱ.词性变化 （旨在提供语法填空所需材料）
1. mercy n.仁慈，宽容 ___________ adj. 宽恕的 ________ adj.残忍的；无情的
2. abrupt adj.突然的，意外的；唐突的，鲁莽的 _________ adv.突然地；粗鲁地
3. expect vt. 期待，预期，
指望 ___________ n. 期待，预料， ______________. adj. 想不到的，未预料的
______________ adv. 出乎意料地，想不到地
4.convenient adj.便利的 _________________ n 便利 /
5. caution n 小心；谨慎 ___________ adj. 小心的
6. merry adj 高兴的 _____________ adv. 高兴地
7. freeze v.(使)冻结，(使)
结冰 freezing
adj. 冰冻的，严寒的 _______________ (adj)
(地面)冰冻的；冻结的
8. identify v. 鉴定；识别 ________________ n. 鉴定；身份证明
9. invent v 发明 __________________ n ____________________.
10. discover 发现 ___________________n
【练习】用括号内所提供词的适当形式填空。
1). This result was beyond my wildest ________ (expect).
2). She was subjected to the ________ (mercy) criticism of her opponents.
3). They asked her to be ________ (mercy) to the prisoners.
4). It is not _____________ (convenience) for me to go this way.
5). The food in the freezer is ________ (freeze).
6). Be _________ (caution) when you cross the street.
7). His father died _______ (expect), and it was ten years since they were last together.
8). We were _______ (freeze) cold in the tent last night.
9). Our conversation came to an _______ (abruptly) end when George burst into the room.
10). This is a big ___________ (discover) in the field (领域).
