1.I quit high school before I completed the (high school )courses.
2.The job I took then would make me know what I really want to do in the future.
3.They were not willing to start treatment unless he did what they wanted him to do,to sign the papers in the AO first.
4.(She had intend to say something else or in another way,however,eventually,) she didn't pick the words which might make him unhappy.