However, there are some irregular verbs where the whole word changes in the past tense. For example: I choose - I chose They build - they built She swims - she swam It’s also important to make ...

However, there are some irregular verbs where the whole word changes in the past tense. For example: I choose - I chose They build - they built She swims - she swam It’s also important to make ...

For example, the tense may change between the methods section and the discussion section. The abstract is usually in the past tense due to it showing what has already been studied. Example: “This ...