1. Have she got two kittens? (corrected: Does she have two kittens?)
2. She has study sailing lessons with her friends. (corrected: She has been studying sailing lessons with her friends.)
3. What's the weather as today? (corrected: What's the weather like today?)
4. She did not known anything about sailing or boats. (corrected: She did not know anything about sailing or boats.)
5. We are on a boat to go out of this harbour. (corrected: We are on a boat to leave this harbour.)
6. When he was 5 years old, he is very active and played all the time. (corrected: When he was 5 years old, he was very active and played all the time.)
7. Would you mind if I close the door? (corrected: Would you mind if I closed the door?)