Explanation:
Change into passive....
They are inviting us on our holiday ...
The structure used in this sentence...
- Sub + is / am / are + being v3 + Obj....
Ans : We are being invited by them on our holiday...

2 & 4 i believe. metacognition is where the reader is aware and understanding of their own thought process so.
I’ve sister had this question and i think it’s C
(don’t hate me if it’s wrong)
So the possible answer among the questions you give are the following:
1. What are text feature?
- D. Items such as the author's name and publication city
2.Which of the following is an example of a common useful text feature?
-C. Glossary.
I hope you are satisfied with my answer and feel free to ask for more if you have more clarifications.