麻烦好心人帮忙翻译几句句子

1.我认为他并不精通电脑科学(command)
I don't think he has a good command of computer science.

2.如果你想提高英语口语,最好在空闲时用英语和外国人交流(it is better)
It's better to communicate with the foreigns in your spear time if you want to improve your oral English.

3.在那所大学里,主修英语的学生年龄跨度从20岁到40岁不等(range)
The age of the students who major in English range from 20 to 40 in that university.

4.因为他们的推荐,我们对那位真挚的朋友抱有很大的信心(result)
We have great faith in that sincere friend result in their recommendaion.

5.如果你决心努力学习,你就会实现你的梦想(be determined)
You will fulfill your dreams if you are determined to work hard.

1.I don't think he has good command of computer science.

2.If you want to improve your oral English,it is better for you to communicate with foreigners in English when you are free.

3.In that university,the age of students who are major in English ranges from 20 to 40.

4.We have big confidence in that sincere