Is the following sentence linguistically acceptable?
What did you say (that) the poet had written?
OPTIONS:
- unacceptable
- acceptable

acceptable

Is the following sentence linguistically acceptable?
I think that you will see that the girl will put a picture on your desk.
OPTIONS:
- unacceptable
- acceptable

acceptable

Is the following sentence linguistically acceptable?
John has carefully studied Russian.
OPTIONS:
- unacceptable
- acceptable

acceptable

Is the following sentence linguistically acceptable?
He never achieved anything, did he?
OPTIONS:
- unacceptable
- acceptable
acceptable