Very knowledgeable. I will keep this in the records.
Answer:
He welcomes him first but then get scared and frightened
C. "An Occurrence at Owl Creek Bridge"
Considering that tone is the speaker´s attitude towards a certain situation and consequently it expresses a specific emotion (mood and meaning). In this case, we can infer that the person feels dissapointed, sad and perhaps a little bit upset. He or she would "say with expression" option C. test, hard. (In fact I would emphasize believe and test in the first sentence and hard in the second).
Answer:
When we (were) young, we (weren't) very outgoing.
(Call) me in, five minutes?
(Catch) all of the bank robbers this morning?
The Earth (can not be) flat.