您要查找的是不是：
- 吗morphine
- 这里游泳安全吗?Is it safe to swim here?
- 这地区安全吗?Be this area pretty safe?
- 屋顶安全吗?Is the rooftop safe?
- 是吗is that right
- 总统不带警卫在人群中行走，安全吗?Is it safe for the President to walk about without a guard?
- 可以吗？Any chance?
- 你好吗？How are you?
- 对吗is it right
- 在这建造发电厂安全吗?Is it safe to site the power station here?
- 你知道吗did you know
- 是吗？Is it really?
- 不是吗isn't it
- 真的吗？No kidding?
- 行吗all right
- 这样可以吗？Is that OK?
- 汉斯先生在吗？Be Mr. Hay in?
- 你还记得我吗？Do you remember me?
- 有事吗what can I help you
- 有什么问题吗？Is anything the matter?
