Correct tenses and "s"

Are the following correct?

1. He has___the work. Begun?

2. I have___many fishes in that stream. Caught?

3. Yesterday he___late to school. came?

4. I have__my pencil. broke or broken?

5. The flag was ____ at dawn. Raised?

1. The____ job was endangerd because he flogged a child.

teacher's ------- should the word be teacher' or teachers?

2. You must give two weeks noticed when you resign from a job.

Is the word weeks correct or should I use week's or weeks'?

3. We thought those books were the Smith's.
Is Smith's correct or should I use Smiths' or Smiths
Thanks

Are the following correct?

1. He has___the work. Begun? Right

2. I have___many fishes in that stream. Caught? Yes

3. Yesterday he___late to school. came? I'd change this to "was"
4. I have__my pencil. broke or broken? broken

5. The flag was ____ at dawn. Raised? yes
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1. The____ job was endangerd because he flogged a child.

teacher's ------- should the word be teacher' or teachers? teacher's

2. You must give two weeks noticed when you resign from a job.

Is the word weeks correct or should I use week's or weeks'? two weeks' notice
3. We thought those books were the Smith's.
Is Smith's correct or should I use Smiths' or Smiths Smiths'
Thanks