Use "throw cold water on" in a sentence

1. Don't throw cold water on them.

2. Don't allow them to throw cold water on you.

3. You should not throw cold water on him. He already losing heart.

4. You should not throw cold water on him. He is already losing heart.

5. We must admit the hindrances and support the women not throw cold water on them.

6. Everybody else in the office think my idea is great, but my boss throw cold water on it.

7. But for all the excitement, there were plenty who wanted to throw cold water on the party—indeed, the market fell back on August 21st.