题型:改错题 Find out the mistakes and correct them. 找出错误并改正。( ) l. Jenny go to school five times a week. A B C ( ) 2. The flower is strong and health. A B C ( ) 3. Did you bought snacks? A B C ( ) 4. You don't have a book, I don't have too. A B C ( ) 5. The words son and sun is different. A B C 查看答案
题型:单项选择题 CCD芯片的像素数目和分辨率是数码相机的重要性能指标,两者具有密切的关系,例如,对于一个80万象素的数目相机,它所拍摄的照片的分辨率最高为( )。A.1280×1024B.800×600C.1024×768D.1600×1200 查看答案