题目内容

颜色检查中的标准比色贮备液由哪些试剂组成()

A. 硫酸肼
B. 氯化钴
C. 重铬酸钾
D. 高氯酸
E. 硫酸铜

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Spring Festival is the most important one for Chinese.

A. 对
B. 错

People make noodle on the 8th day of the twelfth lunar month.

A. 对
B. 错

People usually go abroad to celebrate this festival with their family members.

A. 对
B. 错

he goes to school Seldom by bus

A. Seldom goes he to school by bus
B. Seldom he goes to school by bus
C. Seldom does he go to school by bus

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