帮忙翻几个句子，要用到括号里的词

Question

1 自从有了移动电话后，他再也没有给朋友写信了（no longer）
2 尽管很忙，他每天至少花两小时上网，了解这个领域的最新动态（even though)
3 李教授在毕业典礼上作了一个简短的讲话，他的话深深铭刻在我的记忆中(impress upon)
4 讲到期末考试，学生们一点都不紧张，他们满脸都是自信（confidence）
5 在30分钟内写出一篇约100个词的短文，对与他们班大多数学生来说不过是小菜一碟（snap）

Answer 1

1 自从有了移动电话后，他再也没有给朋友写信了（no longer）
after he got a mobile phone, he no longer wrote to his friends.

2 尽管很忙，他每天至少花两小时上网，了解这个领域的最新动态（even though)
even though he is very busy, he spends at least 2 hours studying the lastest news of the field via the internet.

3 李教授在毕业典礼上作了一个简短的讲话，他的话深深铭刻在我的记忆中(impress upon)
professor li's short speech in the graduation ceremony has greatly impressed upon my memory.

4 讲到期末考试，学生们一点都不紧张，他们满脸都是自信（confidence）
when it comes to the final exam, students are not nervous at all, since their expression is full of confidence.

5 在30分钟内写出一篇约100个词的短文，对与他们班大多数学生来说不过是小菜一碟（snap）
finishing an around-100-word article within 30 minutes is a snap for most students in their class.

Answer 2

1. He has no longer wrote to his friends since he has mobile.
2.Even though he is very busy,he spend at least two hours every day surfing the internet in order to find out the latest developments in this field.
3.Professor li gave a short speech at the commencement.his words was strongly impressed up my memory .
4.Talking about the final exams,the students were not nervos at all,there was full confidence on everyone's face.
5.To write a short passage of about 100 words in 30 minutes would be a snap to most students in their class.

Answer 3

With a mobile phone, he never wrote a letter to a friend of the (no longer)
2 Despite the very busy every day he spent at least two hours online to find out the latest developments in this area (even though)
3 Professor Li made a graduation ceremony in a brief speech, his words etched in my memory (impress upon)
4 talked about the final exam, students are not nervous, they are the face of self-confidence (confidence)
5 30 minutes to write an article about 100 of the short term, with their students, most of the classes is a piece of cake (snap)