如果您想去美国留学，可以说以下英语句子：

1. I want to study in the USA.

2. I'm planning to go to America for my studies.

3. I'd like to pursue my education in the United States.

4. I'm going to study abroad in the USA.

5. I want to go to the US to further my education.

这些句子都能表达您想去美国留学的意愿。根据您的具体情况和语境，您可以选择最适合的一句来表达。