钳花的方法是：双手拿钳花工具，在面坯适当位置，根据需要钳出造型。（）
参考答案：错
方程|2009x-2009|=2009的解是（ ）。
用所给词的适当形式填空。
1. _____ ( eight, year, old) should be allowed to drive.
2. Anna wants to get her ears_____ ( pierce).
3. Young trees should _____( water) as often as possible.
4. You need ______ (wear) warm clothes, or you'll catch a cold.
5. The old should __ (speak) to politely.
