<u>Answer:</u>
Stop [!] the train is approaching.
<u>Explanation:</u>
The punctuation should be an exclamation point because it used at the end of a sentence or a short phrase which expresses very strong feeling.
<em>Hoped this helped.</em>
Answer:
It's <u>on</u> Five Avenue<u> </u><u>,</u><u> </u>between Eight and Ninth Streets/
are the dinosaurs <u>on</u> the third floor?
It's in front <u>of</u> the stairs.
He's <u>at</u> home right now.
True false true false true
The answer is to dig out.