1. You have just hag lunch. Yoube hungre 2. Sue be able to help them
3. This price is wrong. It be $ 3.50, not 4.00.
4. Jack go to hospital yesterday.
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1. You have just hag lunch. You can't be hungry already.

2. Sue might be able to help them.

3. This price is wrong. It must be $ 3.50, not 4.00.

4. Jack had to go to hospital yesterday.