How often do you brush your teeth?
你多久刷一次牙？
你什么时候刷你的牙齿？
Do you brush your teeth everyday?
你每天刷牙吗？
Do you brush your teeth every morning?
每个早上你刷你的牙齿吗？
Sam: How often do you brush your teeth?
山姆你多久刷一次牙?。
Oh... how often do you brush your teeth?
哦，你一天刷几次牙？
How often do you brush your teeth in a day?
你在一天内会刷你的牙齿多少次？
Do you brush your teeth before you go to bed?
在你上床睡觉之前，你刷你的牙齿吗？
When you brush your teeth, do a good job.
当你刷牙的时候，好好刷。
How often do you brush and floss your teeth?
你多久刷牙和用牙线洁牙一次？
How often do you forget to brush your teeth?
想想看：你会经常想要不要去刷牙这个问题吗？
You can use it to brush your teeth as long as you do not swallow.
你可以用这水刷牙你，只要不吞下去就行了。
Do you turn the water off while you brush your teeth and wash the dishes?
你在刷牙或洗盘子时把水龙头关上了吗？
How do dentists recommend you to brush your teeth?
牙科医生是如何建议你刷牙的？
How do dentists recommend you to brush your teeth?
牙科医生是如何建议你刷牙的？
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