A man in a red shirt is standing next to a woman in a blue dress. They are both holding hands and smiling at each other. The boy in yellow shorts leaps from riverbank towards the river. The boy is sitting in a chair. If a sentence is written in the first person, does it mean that the speaker is the writer? If a person says they won't say anything at present, can we conclude that they are completely silent?
yes
no
yes
no