Vietnamese students usually make errors when translating Vietnamese sentence into English because there are some differences between Vietnamese and English grammar. This paper will focus on these differences and classify some error types that students often meet.

In the first part of this paper, we will discuss types of the basic sentence patterns in English and Vietnamese and make comparison between English and Vietnamese to find out whether Vietnamese has the same basic sentence patterns or not.

The second part focuses on some errors types that students often meet and how to conduct teaching translating Vietnamese sentence into English.