下面哪类食物可以增加肺癌的危险性（）。
A.豆类
B.蔬菜、水果类
C.谷类
D.酒类
E.鱼类
参考答案：D
解析：酒类可以增加肺癌的危险性。
用所给单词的正确形式填空。
1. He should stop _____ (play) computer games.
2. Schoolgirls shouldn't be allowed to get their ears _____ (pierce).
3. This paper should get _____ (finish) tomorrow.
4. Mother _____ (agree) me to sleep in my classmate's home. So I always stay at home.
5. At school, we all have to _____ ( wear) uniforms.
大额枋
