用 be careful of 造句
问题描述：
用 be careful of 造句
答
例句:Be careful of the dog; it sometimes bites people.留心那条狗,有时候咬人.Be careful of that horse it often kicks.小心那匹马--它常尥蹶子.Be careful of that viper; he is dangerous.小心那个阴险的人,他...