After being pinned down by the beech tree, the men remain stubborn, despite their helplessness. They exchange insults and speak angrily to each other. Both know that help may not arrive for a while and that the situation is dire. However, neither will relent. Eventually, Ulrich manages to grab a hold of his wine flask from one of his coat pockets. He wearily draws it to his lips and takes a drink. The warming liquid gives him a measure of comfort. As he looks over at the injured Georg, Ulrich begins to feel a twinge of pity for his old enemy. On a whim, he decides to offer Georg a drink from his flask.

i dont understand

Explanation:

is this just a story

Explanation:

marriage difficulties adversely affect parent-child communication

the present continuous is a verb tense which is mainly used to indicates that an action is in progress at the moment of speaking.  

it is formed using: person + verb to be (am/is/are) +verb + - ing form  

example: i am studying at this moment .

in addition, the present continuous is also used in order to express things that will or will not happen in the near future.

example: i am having dinner with some friends tonight.

the speaker sometimes   uses it   to express that an action is repeated and it causes irritation on the part of the speaker

example: my sister is constantly complaining about everything.