Q: Valid English sentence (grammatically) or not: I sent a book to Louis.
OPTIONS:
- unacceptable
- acceptable

A: acceptable

Q: Valid English sentence (grammatically) or not: We believed it to try to leave the country.
OPTIONS:
- unacceptable
- acceptable

A: unacceptable

Q: Valid English sentence (grammatically) or not: Where did he tell you that he met Mary?
OPTIONS:
- unacceptable
- acceptable

A:
acceptable