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【简答题】
How old was the washwoman when she started washing for the narrator’s family? What did she look like?
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反馈参考答案：
举一反三
【单选题】It must comply strictly in safety standards to be accepted by the public, and at the same time it must demonstrate that no health or environmental damage occurs.
A.
than
B.
to
C.
from
D.
with
【简答题】分析胃蛋白酶合剂处方中各成分的作用并写出制法。
【单选题】Safety standards to which a product must adhere are set by:
A.
safety certifications.
B.
contract laws.
C.
product safety laws.
D.
product liability laws.
【判断题】Product liability sets certain safety standards to which a product must adhere.Product liability sets certain safety standards to which a product must adhere.产品责任规定了产品必须遵守的某些安全标准。产品责任规定了产品必须遵守的某些安全标准。
A.
正确
B.
错误
【判断题】Product liability sets certain safety standards to which a product must adhere.
A.
正确
B.
错误
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