根据首字母或汉语提示写出单词

1. The policeman made a polite g_______ at the driver to stop the car.

2. We couldn’t have a picnic because of the s_______ change in the weather.

3. B________ is thicker than water.

4. The children stood _________ (不动)and watched as the deer came closer.

5. It's very _______ (安静的)out here in the woods.