题目内容：
Police use radar on highways to_________.
参考答案：
答案解析：
单选题：Police use radar on highways to_________.
- 题目分类：英语(二)
- 题目类型：单选题
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Paragraph ③______.
Paragraph ③______.
Different children learn their native languages at sharply d
Different children learn their native languages at sharply different speed.A．Tru
Warming in the Northern Hemisphere was large in________at mi
Warming in the Northern Hemisphere was large in________at middle and high latitu
Paragraph ③________
Paragraph ③________
As discovered by expedition scientists, Antarctica has not a
As discovered by expedition scientists, Antarctica has not always been so cold a