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【单选题】
对比剂应其备的条件是
A.
使用方便
B.
刺激性小
C.
理化性能稳定
D.
易于吸收与排泄
E.
以上都是
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参考答案:
举一反三
【单选题】What is learned about Arthur Goodman's company?
A.
It is promoting a book.
B.
It is hiring a new employee.
C.
It is creating a new department.
D.
It is updating employee information.
【简答题】把3.14、л、3 1 7 、3.1 ? 4 按从大到小的顺序排列是______.
【简答题】把3.1 ? 4 、3.14、314%和 22 7 按照从大到小的顺序排列是______.
【简答题】选出句中错误并改正。 (     ) 1. Is it a new book? No, it not is .       _________________ A B        C   D (     ) 2. Are you a student and a teacher ?      _________________ A     B   C   D (     ) 3. She is r...
【简答题】用竖式计算. 0.×0.73≈(得数保留两位小数) 3.26÷3.1≈(商精确到0.1)
【判断题】103精确到百分位是3.1。[ ]3.103精确到百分位是3.1。 [     ]
A.
正确
B.
错误
【简答题】__________ (It, Its) is a new book. ________ (It, Its) cover is red.
【简答题】It is a new book _____ his brother wants to buy.
【简答题】I bought a new book. It is inspired by a true story.
【简答题】如图,明明散步从A到B走了41米,从B到C走了40米,从A到C走了9米,则∠A+∠B的度数是______度.
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