Question: Which sentence best completes the thought: \'When it rains, it pours, meaning...\'?

Options:

1. Good things come in abundance.
2. Bad things often happen all at once.
3. Rain is essential for crops.
4. Weather can be unpredictable.

Correct Answer: Bad things often happen all at once.

Solution:

The idiom suggests that misfortunes tend to occur simultaneously, making option 2 the best completion.