Q: If I instinctively followed the direction of his eyes, but I could see nothing unusual. , can we say that "Even though I looked in the same direction as he did, I did not observe anything weird. "?

A: yes

Q: If I would have said, Whoa!, can we say that "I would have kept silent."?

A: no

Q: If Two of them, standing up (rampant)., can we say that "There are two that are standing up."?

A: yes

Q: If in fact i'm a little worried about this one coming up here we have a long weekend and it sounds like it's gonna be a little bit on the cool side, can we say that "The weather is going to be a little bit cold, and I feel a bit anxious."?

A:
yes