The poem's speaker has an ironic tone and notices people's tendency to forget about war. The word 'mired' means deeply sunk into. An important idea in the poem is the cyclical nature of war and recovery from it.
The first question asks about the tone of the poem's speaker in the given options. The best description of the tone is D, ironic, as the speaker notices people's tendency to forget about war. This is evident in the lines 'someone must be stretched out/blade of grass in his mouth/gazing at the clouds.' The speaker is pointing out the contrast between the peace and beauty of nature and the harsh reality of war.
The second question asks about the meaning of the word 'mired' in line 9. The correct answer is H, deeply sunk into. 'Mired' means being stuck or trapped in a difficult or unpleasant situation. In the context of the poem, it suggests that the speaker feels trapped or overwhelmed by the effects of war.
The third question asks about an important idea in the poem. The correct answer is A, the cyclical nature of war and recovery from it. This idea is reflected in the repetition of the rhymes and the image of the grass overgrown. The poem suggests that war is a recurring event that causes destruction and suffering, but life and nature continue to recover and move on.