九年级英语题.

Question

翻译句子.
1.当老师走进教室时,学生不必起立.
2.Most teachers allow students to enter class late or leave early,if necessary.

Answer 1

When the teacher come into the classroom, students must stand up

大多数的老师允许学生有理由的迟到或早退

Answer 2

Students do not have to stand up when the teacher comes into the classroom !