蒸汽养护设备一般包括锅炉、供气管道、()、控制系统等。
参考答案:蒸养棚
用所给单词的适当形式填空。
l. —When ____ you ____ your dog?
—I ____ it twenty minutes ago. (feed)
2. I hate ____ (trouble) you.
3. They had fun ____ (swim) in the river.
4. These books aren't ____ (my).
5. Look! The child ____ (fold) his clothes.
观察下面两幅绘画作品,它们的共同点是()
A.都注重色彩的运用和变化
B.都追求对客观对象的准确描述
C.都反对理性的压制和传统的束缚
D.都着重表达作者的主观感受