What? Why write a sentence? Why do you make sentences?

It must be very cold today, because there are white snow flowers floating in the sky.

You must tell the truth, because no one likes a lying child.

We can't go fishing today because the river has dried up.

Everyone likes Miss Zhang very much, because she is beautiful and gentle.

We are United because we are all descendants of the Chinese people.

We should develop and progress, because we will be beaten if we lag behind.

The earth is no longer barren because of flowers and plants.

The lake stopped drying up because of the rain.

It may rain today, because it is sultry.

Be sure to drink more hot water, because the weather is sultry, and drinking less water may lead to heatstroke.