口腔科、五官科、内科的英文过客先生：Department of 能具体解释一下另外几个词的意思吗，尤其是AND两边的那两

英语翻译
中文：口腔科WI-FI网络讯号已覆盖此处.
英文翻译是要使用 过去完成时 还是 现在完成时
e.g.在两种时态中亦不明白表达是否正确
1.过去完成时：a) Dental WIFI Network signal has been covered in this place.
b) Dental WIFI Network signal had been covered in this place.
c) Dental WIFI Network signal has been covered this place.
d) Dental WIFI Network signal had been covered this place.
2.现在完成时：a) Dental WIFI Network signal has covered this place.
以上两种时态是要使用哪一种比较自然，若以上都不太正确可以写出阁下的翻译.

找出本文中的语法错误（英文）
既然是高手,意思大概也懂吧,一个口腔科的介绍,自己翻译的,帮忙查下错误,谢谢了!
dental clinic
Healthy white teeth----------Starts from
Beijing dental clinic has a many years wealth of experience with tooth treatments, Tooth whitening treatment, Orthodontics, Plastic operation and Tooth Implant.We’ll provide warmly ,comfortable family type diagnosing and treating environment for you.We have the international level senior dentist troop bring the most advanced dentistry technology for you and the most perfect medical service.
?About the VIP Teeth Cleaning Card:
?The card with a face value of 420 yuan
?1. Cardholders can enjoy the value of 420 yuan (ultrasonic wave cleans the teeth + sand blasting + polishing) Teeth Cleaning services.
2. Other diagnosing and treating project 8.8 fold the preferential benefit.
?The card with a face value of 160 yuan
1. Cardholders can enjoy the value of 160 yuan (ultrasonic wave cleans the teeth + polishing) Teeth Cleaning services.
2. Other diagnosing and treating project 8.8 fold the preferential benefit.
Diagnosing and treating item description:
the ultrasonic wave cleans the teeth: Is mainly uses for to clean up the tartar, protects tooth's one simple effective means.
sand blasting: It can clean-up the Food residue, Smoke spot, Tea stains and Pigments attached to the tooth surface.
After polishing – It can make the tooth Smooth and comfortable
so It is not easy to re-form more tartar.
indication: The Ultrasonic and the Sand blasting are two kind of ways to clean teeth. They can be combined with the use of or alone According to the case of your teeth..
suggested: We advice you should better clean your teeth every sixth month and check your teeth.

英语翻译
中文：口腔科WI-FI网络讯号已覆盖此处.
英文翻译是要使用 过去完成时 还是 现在完成时
e.g.在两种时态中亦不明白表达是否正确
1.过去完成时：a) Dental WIFI Network signal has been covered in this place.
b) Dental WIFI Network signal had been covered in this place.
c) Dental WIFI Network signal has been covered this place.
d) Dental WIFI Network signal had been covered this place.
2.现在完成时：a) Dental WIFI Network signal has covered this place.
以上两种时态是要使用哪一种比较自然,若以上都不太正确可以写出阁下的翻译.

下列句子中，没有语病的一项是

[ ]

a．口腔科不仅拥有10台先进的牙科综合治疗台，其他配套设备，如超声波设备，激光治疗机等新手段也经常使用。 b．教育专家蔡笑晚说，他的6个子女有5位博士1位硕士，是因为家庭教育首先将孩子的自立精神培养放在了首位。 c．受气候变化和金融危机等因素的影响，亚太地区在2015年之前实现联合国“千年发展目标”的计划将面临挑战。 d．***应该加强管理，打击借口职业介绍为名对高校毕业生进行***、***等违法违规行为，创造良好的就业环境。

英语翻译
中文：口腔科WI-FI网络讯号已覆盖此处.
英文翻译是要使用现在完成时还是一般过去时?
一下两个范本那个比较合适：
1.Dental WIFI Network signal had been covened in this place.（现在完成时）
2.Dental WIFI Network signal has covened this place.（一般过去时）
中文：口腔科WI-FI网络讯号已覆盖此处.
英文翻译是要使用 过去完成时 还是 现在完成时
e.g.在两种时态中亦不明白表达是否正确
1.过去完成时：a) Dental WIFI Network signal has been covered in this place.
b) Dental WIFI Network signal had been covered in this place.
c) Dental WIFI Network signal has been covered this place.
d) Dental WIFI Network signal had been covered this place.
2.现在完成时：a) Dental WIFI Network signal has covered this place.
以上两种时态是要使用哪一种比较自然，若以上都不太正确可以写出阁下的翻译.

英语翻译
中文：口腔科WI-FI网络讯号已覆盖此处.
英文翻译是要使用 过去完成时 还是 现在完成时
e.g.在两种时态中亦不明白表达是否正确
1.过去完成时：a) Dental WIFI Network signal has been covered in this place.
b) Dental WIFI Network signal had been covered in this place.
c) Dental WIFI Network signal has been covered this place.
d) Dental WIFI Network signal had been covered this place.
2.现在完成时：a) Dental WIFI Network signal has covered this place.
以上两种时态是要使用哪一种比较自然，若以上都不太正确可以写出阁下的翻译.

福建高考体检表 口腔科 牙齿 表上有个图，（龋、失齿——l—6—）我的表上是5
您之前的回答：
点击“其他”，若后面出现对话框则填入龋齿并选择牙位，若只是自己填写的空栏，则填“36龋齿”。若未出现对话框，则在备注栏中填入“36龋齿”。
我的问题：
为什么填“36”，3是怎么看出来的？ 我的表上是“5”，该填什么？