Answer:
1. My parents <em><u>been</u></em> in New York two weeks from today.
2. Nothing much <em><u>happened</u></em> when I got to the meeting.
3. I was tired yesterday because I <em><u>have not slept</u></em> well the night before.
4. When I left the house this morning it <em><u>had already rained</u></em>
5. They <em><u>have been</u></em> in Chicago for 20 years
1. sentence fragment
2. sentence fragment
3. run-on sentence
4. sentence fragment
5. complete sentence
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"Grass" is actually a poem that was written by Carl Sandburg. This is a poem in which he has published right after the World War I which is in the year 1918. Based on this poem, you can sense an unforgiving tone in it. Therefore, I can say that the attitude that the author expresses is "anger". Hope this answer helps.