生物圈中有一个巨大的生产有机物的天然“绿色工厂”,这个“工厂”以及生产有机物的“机器”是[ ]
A.所有植物、叶肉细胞
B.绿色植物、叶绿体
C.人类、线粒体
D.太阳、绿色植物
答案:B
句型转换。根据要求改写句子。
1. My favorite player is Liu Xiang. (对划线部分提问)
__________ __________ your favorite player?
2. I have a toothache. (对划线部分提问)
__________ __________ with you?
3. They will leave for Beijing tomorrow. (改为一般疑问句)
__________ __________ leave for Beijing tomorrow?
4. You must take care of yourself. (改为同意句)
You must __________ __________ yourself.
5. He taught himself on the Internet. (改为否定句)
He __________ __________ himself on the Internet.
根据行政许可的目的形式,可将行政许可分为()。
A.独立证书许可
B.附文件许可
C.行为许可
D.资格许可