Question

read this example of incorrect sentence structure. heavy, black clouds rushing in from the horizon. which revision corrects the sentence? o heavy, black clouds rushing in from the horizon mean a storm is coming. o heavy, black clouds rushing in from the horizon when its about to rain. o heavy, black clouds rushing in from the horizon. its about to rain. o heavy, black clouds rushing in from the horizon, get under cover

Explanation:

The first option makes a general statement about a storm coming. The second option has an incorrect use of "when" making it a run - on. The third option is incomplete as it lacks a main verb after "it's about to rain". The fourth option is a complete and correct sentence structure indicating an action to take (get under cover) when the clouds are seen.

Answer:

Heavy, black clouds rushing in from the horizon, get under cover.