### Chinese: 有六盒没见到有送啊
### English: There are six boxes that have not been seen and sent
### Errors: There is a major error of incorrect translation does not accurately represent the correct translation at "have not been seen and sent". There is a major error of incorrect translation has stylistic problems at "There are six boxes". There is a minor error of incorrect translation includes information not present in the correct translation at "that have not been seen".

### Improved English: Six boxes were missing from the delivery.