帮我翻译几个句子。

1.他是个考试从来都不会失败的学生（who）
He is a student who never fails in exams.

2.这个班上有30位学生。大多数来自城市（the majority of）
There are 30 students in this class, the majority of which come from cities.

名词性从句
1.他告诉我他明年上大学。
He told me that he would enter college next year.

2.我觉得便宜的物品未必质量一定不好 （necessarily）
I don't think cheap goods are necessarily bad in quality.

1. he is a student who will never fail in examination.
2. there are 30 students in this class, the majority of them are come from cities.

1. he tells me that he will enter the college next year.
2. i think the stuff is not necessarily bad which is cheap .

He is a test never failed students
This class has 30 students. Most come from the city
He told me he go to college next year
I think cheap goods not necessarily quality must be bad