Question

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

Explanation:

The original is a fragment. The correct revision should be a complete sentence with a subject - verb relationship. The first three options still have issues with sentence structure or lack of proper connection. The last option "Heavy, black clouds rushing in from the horizon mean a storm is coming" has a subject ("Heavy, black clouds rushing in from the horizon") and a verb ("mean") and is a complete thought.

Answer:

Heavy, black clouds rushing in from the horizon mean a storm is coming.