You can get hours of extra Grammar 2 practice. Here are links from other ESL websites. (Thank you to these ESL websites.)
You may want to bookmark this page so you can come back to it again.
Chapter 1: “be” verbs
Chapter 2: questions with “be” / “has/have” / this, that, these,those
Chapter 3: simple present /there is/there are
Chapter 4: present progressive
Chapter 5: time / weather / prepositions / need/want / would like / like
Chapter 6: subject and objects / adjective + noun / subject and object pronouns