（）是在对引进技术消化吸收的基础上进行创新，开发出技术上更先进的产品
A.引进开发
B.合作开发
C.结合开发
D.自行研制开发
参考答案：C
小小翻译家。
1. What do you have at school today?
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2. She plays football in the morning.
3. What does she do at the weekend?
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4. He has Music and Art today.
5. I have Chinese and Maths, too.
