1.They were made (to apologize) because they did something wrong.
2.We made them (to apologize). They were very mean.
3.Let me (to finish) this.
4.I want (to thank) you.
5.I can’t (to do) this alone.
6.You should (to go) back to her.
7.You must (to be) at home until we come back.
8.May we (to come) in?
9.My little brother learns (to speak).
10.I wouldn’t like (to do) it, but I have to.
Answers & Comments
1) to apologize;
2) apologize;
3) finish;
4) thank;
5) do;
6) go;
7) be;
8) come;
9) to speak;
10) to do.