Clouds in the cloud economy era include public clouds, private clouds and hybrid clouds, _______ are adopted by most enterprises. A: Public clouds B: Private clouds C: hybrid clouds

Which of the following statements is TRUE（） A: If clouds are high, there will be bad weather. B: The color of clouds is a factor to help predict the weather. C: If the weather is good, the clouds must be very low. D: To study clouds is the only way to understand the weather.

The clouds ___________ it will rain.

“Seeding” thunder clouds ______.

The clouds ___________ the coming of rain.

73. Altocumulus clouds are defined as ______ .

Look at the clouds! It ____soon. (to rain)

Look at these black clouds—there will be a storm.

Clouds are reported as ______ when five-eighths to seven-eighths of the sky is covered with clouds. A: few clouds B: scattered C: overcast D: broken

When the clouds moved in, the moon was no longer ______ sight.