Verb conjugation of "evaluate" in English

Today we have what we call 'hair dryer wind' (south wind from over the Alps), and it is around 30 degrees in Aarau. In some places even 31. Many people have headaches because of the weather.
Please explain me the exact differences between British and American .... This year I'm trying to make the TOEFL. We can then discuss how we can prepare for this exam. I failed the first time.
Every day I watch TV about the sports news while I am cooking. In the news, there is always something sports. I love not only watching but also playing myself. We have a team of ten people.