No one knew where my grandfather was, and many came to _____us in searching for him.  

While walking around the Xixi National Wetland Park, I found there were tens of thousands of people, young and old, ______ for the flower festival. Beautiful indeed!

See the clouds! It ___ rain.

He is dishonest，so I really can't ______ what he says to what he does.

—I’m still working on my project.—Oh, you’ll miss the deadline. Time is ______.