Hello, I would like to ask you about using present tenses in the following sentences.<br/><br/>Can I use both the present simple and continuous in the following sentences?<br/><br/>When I speak Spanish, I talk slowly to help people to understand me.<br/><br/>When I am speaking Spanish, I talk slowly to help people to understand me.<br/><br/>And how about these sentences? Be careful when you are crossing the street. Be careful when you cross the street.<br/><br/>Thank you very much