Which sentence has the CORRECT WORD ORDER?

Which one of the underlined words or phrases is WRONG? She couldn't come to the party because she had see her grandf…

If I...........a bird, I would fly far away from this cold weather.

Which sentence is correct?

The teachers really like Will because he is a student.................takes his studies very seriously.

When Linda and I got married, we ......... engaged for two months.