英语必修2译林牛津Unit 3基础训练题（答案）【江苏专用】
Ⅰ.用黑体词的适当形式填空
1．(1)The miners went on strike for higher pay.
(2)They kept trying，and their efforts finally paid off.
2．(1)The police are responsible for the preservation of law and order.
(2)Preserved well，the old palace looks exactly like what it was a century ago.
3．(1)A series of coincident events made the police puzzled.
