Your question is incomplete because you have not provided the answer options, which are:
exhibit grace under pressure.
recognize the meaningless of life.
have a mentor to follow.
learn from his mistakes.
Answer:
exhibit grace under pressure.
Explanation:
In the excerpt from Hemingway's "A Farewell to Arms," the narrator makes reference to how soldiers spend their time before an attack. In that respect, he mentions that he is invited to have a drink with the major and other officers in a kind and pleasant atmosphere. Thus, the relaxed and unconcerned moment they have contrasts with the brutality of the attacks, which demonstrates the dignity and amiability of the men in stressful times.
To express that the event will continue until a specific time in the future the sentence would be rewritten in future perfect progressive tense. Future perfect progressive tense refers to the state of action that will be continuing until a specific time in a future.
Future perfect progressive tense is formed as subject + will+ been + present participle of the verb.
Therefore, the sentence would be rewritten as,
The students will have been painting for an hour without a break to create their Rockwell-inspired art.